Question: How old do you have to be to buy a handgun in the birthplace of Christa Collins?

full_context: Document 1: Chris Collins (musician): Chris Collins is an American musician, recording engineer/producer and technologist. Collins' work in the New Jersey/NYC music scene has spanned three decades.
Document 2: Gun laws in Michigan: At the age of 18 or up, it is legal to buy a pistol with a purchase license from a private seller, at the age of 21, it is legal to buy a firearm from a Federally licensed (FFL) dealer. No purchase license is required to purchase a long gun (a firearm that is more than 26 inches long) in Michigan. According to state law, a long gun may be purchased by anyone aged 18 or over who is not subject to restrictions based on criminal history, mental health history, or other disqualifying factor. A person must be at least 18 years old to purchase a long gun from a federal dealer or a private seller under Michigan law.
Document 3: Christine Daaé: Several researchers claim the character Christine Daaé was based upon the real-life Swedish-born opera star Christina Nilsson, also known as Kristina Nilsson or Christine Nilsson. This claim is unverified by any official source, but it is supported by several biographical similarities between Nilsson and Daaé. The most obvious is that Nilsson, like Daaé, was born in Sweden and trained in Paris.
Document 4: Elsa Hosk: Growing up in Sweden, Hosk was presented with offers to model during high school after her father submitted photographs to various modeling agencies in Sweden when she was 13; she began modeling at 14. She did some modeling in high school but decided to primarily concentrate on her studies instead (she did some notable work with Guess and other companies however). After graduating, she decided to pursue a career in the Swedish women's basketball league. Hosk has commented that the level of play in the Swedish professional basketball league was not on par with the WNBA, and that interest in the sport was not as great in Sweden as in the United States. Although she ultimately abandoned professional basketball for modeling, Hosk has said that the intense rigor of practices (8 per week when playing basketball) and travel helped prepare her for the physical and travel demands of the modeling world.After playing professional basketball for two years, she began receiving many job offers and soon moved to New York City to begin modeling full-time. Some writers have speculated that her work with Victoria's Secret was what brought her into the top tier fashion world, but Hosk also identifies her work with photographer Ellen von Unwerth in campaigns for Guess.She is ranked 15th on the Top Sexiest Models list by models.com. She opened the Victoria's Secret Fashion Show in 2016 and wore the Swarovski outfit in 2017. She was chosen to wear the "Dream Angels" Fantasy Bra in the 2018 Victoria's Secret Fashion Show held in New York City on 8 November 2018. The bra, worth $1 million, was designed by Atelier Swarovski and hand-set with 2,100 Swarovski created diamonds.
Document 5: Lacey Schwimmer: Lacey Mae Schwimmer (born June 28, 1988) is an American ballroom dancer and singer. She is best known as a fourth place finalist of the third season of "So You Think You Can Dance". She is the daughter of noted dancer Buddy Schwimmer, as well as the cousin of Heidi Groskreutz, who placed fourth on the second season of "So You Think You Can Dance" and younger sister of Benji Schwimmer, the winner of the show's second season. She participated in the seventh season of "Dancing with the Stars" as a professional dancer paired with Lance Bass of 'N Sync, in the eighth season of the show paired with "Jackass" star Steve-O and in the ninth season paired with actor and Iron Chef America host Mark Dacascos. Schwimmer returned to "Dancing with the Stars" for its eleventh season and she was partnered with Disney Channel star Kyle Massey and in the 12th season, paired with radio host Mike Catherwood. In the thirteenth season, she was paired with transgender activist Chaz Bono. Schwimmer did not return for season 14 of "Dancing With The Stars'.
Document 6: Gun laws in Ohio: In April 2004, Ohio became the 46th state to legalize concealed carry and its statute went into effect. The law (Ohio Revised Code (O.R.C.) 2923.12, et seq.) allows persons 21 and older to receive a concealed handgun license provided that they receive a minimum of 8 hours of handgun training (6 hours of classroom instruction and 2 hours of range time) from a certified instructor, demonstrate competency with a handgun through written and shooting tests, pass a criminal background check, and meet certain residency requirements (non-residents who work in Ohio will be allowed to obtain licenses as of March 23, 2015).
Document 7: Colin Donnell: Colin Donnell was born in St. Louis, Missouri, as the youngest of three boys. He has Irish and French ancestry. He played the guitar and took singing lessons when he was 17. His introduction to the stage was in high school where he was a part of the choir and was in the background juggling and doing circus tricks, which led to being part of his first school musical production of "Barnum". Donnell graduated from Indiana University in 2005.
Document 8: Gun laws in Tennessee: A license is required to carry a loaded handgun either openly or concealed. Such permits are issued through the Department of Safety to qualified residents 21 years or 18 years old if the applicant is active duty, reservist, guardsman, or honorably discharged from their branch of service, DD - 214 must mention 'pistol qualification' in order to be exempt from 8 hour safety course must have a valid military ID. The length of the term for the initial license is determined by the age of the applicant. If renewed properly and on time, the license is renewed every 5 years. Tennessee recognizes any valid, out - of - state permit for carrying a handgun as long as the permittee is not a resident of Tennessee. Nonresidents are not issued permits unless they are regularly employed in the state. Such persons are then required to obtain Tennessee permits even if they have home state permits unless their home state has entered into a reciprocity agreement with Tennessee. Permittees may carry handguns in most areas except civic centers, public recreation buildings and colleges. Businesses or landowners posting ``no carry ''signs may prohibit gun carry on any portion of their properties.
Document 9: Christal Henner: Christal Henner is an American bridge player and a World Life Master in the Open rankings of the World Bridge Federation. Henner finished second in the Rosenblum Cup World Championship in 2006 in Verona, Italy and won five North American Bridge Championships.
Document 10: America's Got Talent: On September 20, Darci Lynne Farmer won the twelfth season, becoming the third ventriloquist, third child act and the third female act to win the competition (second year in a row after VanderWaal's win in 2016). Child singer Angelica Hale was announced as the runner - up, Ukrainian dance act Light Balance finished in third place, deaf musician Mandy Harvey finished in fourth place and dog act Sara & Hero finished in fifth place.
Document 11: Christa Collins: Christa Larson Collins (born July 4, 1979 in Iowa, United States) is a Swedish American singer, dancer, model, and songwriter. She starred as a child in Disney productions. She is a designer for limited edition hair accessories and feather fascinators and participated in Season 1 of "The X Factor", making it to the judges houses before being eliminated.
Document 12: Gun laws in Arizona: Arizona gun laws are found mostly in Title 13, Chapter 31 of the Arizona Revised Statutes. There is no registration or licensing of non-NFA firearms in Arizona. Section 13 - 3108 subsection B prohibits any political subdivision of the state from enacting any laws requiring licensing or registration. According to state law, a person must be 18 years of age to purchase any non-NFA firearm from any source; however, there is a federal age limit of 21 years on handgun purchases from federal firearms licensees.
Document 13: Gun laws in Indiana: Indiana is a ``shall issue ''state for the License To Carry a Handgun. A license to carry will be issued to individuals age 18 or older who meet a number of legal requirements. Currently both limited term and unlimited lifetime licenses are available.
Document 14: Gun laws in Iowa: A Permit To Acquire (PTA), obtained from the sheriff of the county of the applicant's residence, is required when purchasing or otherwise acquiring a handgun, either from a dealer or from a private party. A Permit To Acquire shall be issued to qualified applicants aged 21 or older. The PTA becomes valid three days after the date of application, and is valid for one year. A PTA is not required when purchasing an antique handgun, defined as one made in or before 1898 and including post-1898 replicas of matchlock, flintlock, or percussion cap pistols.
Document 15: Gun laws in Washington: As a general rule, a person may legally open - carry in Washington state in any place it is legal to possess a loaded handgun, as long as it does not manifest ``an intent to intimidate another or (warrant) alarm for the safety of other persons. ''To open - carry a handgun in a vehicle (e.g, car, bus, etc...) a person must have a valid concealed pistol license. The county sheriff or city police chief shall issue a concealed pistol license to any applicant, age 21 or older, who meets certain requirements, including no felony convictions, no misdemeanor domestic violence convictions, and no outstanding warrants. Open carrying of firearms is not prohibited by law, although trouble with some law enforcement agencies has been encountered while open carrying in the past, most notably in a case in Ellensburg, Washington.
ground_truth: 21 or older.
sub_queries: Christa Collins >> place of birth Answer: Iowa
how old do you have to be to buy a handgun in Iowa Answer: 21 or older.