Question: Jeremy Rea Jackson, is a former American mixed martial artist from where, he is known as one of two men (along with K.J. Noons) to have finished Nick Diaz in mixed martial arts competition?

Context paragraphs:
Mixed Martial Arts Pakistan: Mixed Martial Arts Pakistan (or PAK MMA) is the premiere mixed martial arts (MMA) and martial arts promotion based in Pakistan that was created in December 2007 by Bashir Ahmad to promote martial arts (and martial sports such as boxing and wrestling) styles in Pakistan with a particular focus on mixed martial arts competition.

Sean Sherk: Sean Keith Sherk (born August 5, 1973) is a retired American mixed martial artist and former UFC Lightweight Champion.  Sherk competed in the Ultimate Fighting Championship and was one of the first combatants to have been a championship competitor in multiple weight divisions (having also competed for the UFC Welterweight Championship).  He was the second UFC Lightweight Champion in the organization's history after Jens Pulver vacated his title 5 years earlier.  Sherk also spent time competing in the Japan-based organizations, PRIDE Fighting Championships and Pancrase; going undefeated in both promotions.  He holds one of the longest undefeated streaks in mixed martial arts history, with only four career losses, all to fellow-UFC Champions.  Sherk announced his official retirement from mixed martial arts competition in September 2013 having last fought three years prior.

Paul Creighton: Paul Creighton (born July 4, 1970) is a retired American mixed martial artist and Brazilian Jiu Jitsu black belt under Renzo Gracie who competed in the Lightweight division of the Ultimate Fighting Championship.  His last fight in mixed martial arts competition, came at a losing effort at UFC 37: High Impact at the CenturyTel Center in Bossier City, Louisiana on May 10, 2002 against B.J. Penn.

Chris Lytle: Chris Scott Lytle (born August 18, 1974) is a retired American mixed martial artist, boxer and a veteran of the Ultimate Fighting Championship.  Lytle was prominently featured as a Welterweight on The Ultimate Fighter 4: The Comeback.  While he is probably best known for competing the UFC, where he held a record of 10-10, Lytle has also fought in the WEC, Pancrase, and the Cage Rage Championships He is the former Cage Rage World Welterweight Champion.  In Lytle's mixed martial arts and boxing career he was never knocked out or submitted, though he did lose in mixed martial arts competition by TKO by way of cut stoppage.

K.J. Noons: Karl James "K.J." Noons (born December 7, 1982) is an American professional mixed martial artist, as well as a former professional boxer and kickboxer, currently a free agent, who most recently competed in the Lightweight division of the Ultimate Fighting Championship.  A professional MMA competitor since 2000, Noons has also formerly competed for Strikeforce, DREAM, EliteXC, and is the former EliteXC Lightweight Champion.

Jeremy Jackson (fighter): Jeremy Rea Jackson (born September 19, 1982) is a former American mixed martial artist from California.  He is known as one of two men (along with K.J. Noons) to have finished Nick Diaz in mixed martial arts competition.

CV Productions, Inc.: CV Productions, Inc., is a Pittsburgh, Pennsylvania-based mixed martial arts company, founded in 1979.  It is considered the first MMA based company in the United States and responsible for creating the blueprint for modern mixed martial arts competition.  The company promoted the first regulated league of mixed martial arts style competitions beginning in 1980 with the intention of creating a new mainstream sport.  The league events pitted combatants from all fighting disciplines including boxers, kick boxers, martial artists, wrestlers, grapplers, and all around “tough guys.”  Competitors could win by opponent’s submission, knockout or judges' decision (based on the 10 point “must” system).  The competitions were promoted as “Anything Goes - striking, throwing, grappling, punching, kicking, ground fighting, and more.”  The shows were immediately dubbed by the media as “Organized, Legalized, Street Fighting,” a phrase coined by KDKA TV's Dave Durian.

Fight Life: Fight Life is a feature-length documentary on the sport of mixed martial arts.  The film is directed by independent filmmaker James Z. Feng and produced by RiLL Films.  The film focuses on the lives of professional mixed martial arts fighters outside the cage, primarily profiling Jake Shields, and Lyle Beerbohm.  The film unveils the sport of Mixed martial arts and what it takes to be a modern-day professional fighter.  Many notables MMA stars and experts are featured in this film, including: Nick Diaz, Gilbert Melendez, Chuck Liddell, Frank Shamrock, Miesha Tate, John McCarthy, Julianna Pena, Michael Chiesa, Herschel Walker, Sam Sheridan, Mark Coleman, Tyron Woodley, Ryan Schultz, Matt Lindland, Mike Swick, and Cody McKenzie.  In 2013, "Fight Life" went on to win the Best Documentary Award at the United Film Festival.

Antônio Silva (fighter): Antônio Carlos Silva (born September 14, 1979) is a Brazilian mixed martial artist who formerly competed in the heavyweight division of the UFC.  He is a former EliteXC Heavyweight Champion, a former Cage Rage World Heavyweight Champion and a former Cage Warriors Super Heavyweight Champion.  He has also competed for K-1 Hero's, BodogFIGHT, Strikeforce and World Victory Road.  Known for being one of the five men (along with Tsuyoshi Kohsaka, Fabrício Werdum, Dan Henderson, and Matt Mitrione) to defeat Fedor Emelianenko in mixed martial arts competition.

Jan C. Childress: Jan C. Childress (born July 7, 1954) is an American comic book writer, martial artist, financial professional, and former Congressional speechwriter (for Fred Richmond).  As a comic book professional, he is best known for writing The Good Guys (comics) with his mentor, Jim Shooter for Defiant Comics and co-creating the mixed martial arts entertainment property with his son Jan Lucanus for Creative Impulse Entertainment.  As a martial artist, he is world-ranked with several national medals and titles from the International Chinese Martial Arts Competition (ICMAC), as well as twice winning the bronze medal at the Tai Chi World Cup in Taiwan (2004 & 2010).  Mr. Childress also served as the Vice-President of Investor Relations at KeySpan Corporation, and is currently the Director of Investor Relations for Consolidated Edison.

Supporting paragraphs: Jeremy Jackson (fighter) K.J. Noons
Answer: California