Question: What is the nickname of the person who gave Roger Ruzek a nickname?

full_context: Document 1: Dick Enberg: Richard Alan Enberg (born January 9, 1935) is a retired American sportscaster. He provided play-by-play for various sports on numerous radio and television networks (including NBC, CBS, and ESPN), and for individual teams, over the course of an approximately 60-year career.
Document 2: Lance Rentzel: Thomas Lance Rentzel (born October 14, 1943) is a former American football flanker in the National Football League (NFL) for the Minnesota Vikings, Dallas Cowboys and the Los Angeles Rams. He played college football at the University of Oklahoma.
Document 3: James Brown (sportscaster): James Brown (born February 25, 1951), commonly called "J.B.", is an American sportscaster known for being the host of "The NFL Today" on CBS Sports and "Thursday Night Football" on CBS Sports and NFL Network. He is also the Special Correspondent for CBS' news division. Also, he is best known as the former host of the FOX network's NFL pregame show, "Fox NFL Sunday" for 11 years.
Document 4: Ken Rose (gridiron football): Kenny Frank Rose (born June 9, 1962) is a former professional American football linebacker in the National Football League for the New York Jets, Cleveland Browns, and the Philadelphia Eagles. Rose graduated from Christian Brothers High School (Sacramento, California). He attended the University of Nevada, Las Vegas and played alongside Randall Cunningham, among others. Undrafted by the National Football League, Ken caught on with the Saskatchewan Roughriders of the Canadian Football League. Following two seasons there, he played a season with the Tampa Bay Bandits of the United States Football League. However, Rose dreamed of playing in the NFL and attended several training camps in the mid-1980s, only to be rejected each time. He received an opportunity with the New York Jets in 1987 during the strike by the players union, and became one of the few "scabs" to stay on the roster when the regular players returned to work. Rose remained with the Jets through 1989. In 1990, he split playing time with the Cleveland Browns and the Philadelphia Eagles, released by the Browns (along with head coach Bud Carson) after the seventh game and signing with the Eagles for their final 8 regular-season games. Rose remained with the Eagles through the 1994 season.
Document 5: Chet Simmons: Chester Robert "Chet" Simmons (July 11, 1928 – March 25, 2010) was a television executive. He worked at ABC Sports, NBC Sports and ESPN, and was the first Commissioner of the USFL. From 1957 to 1964, he helped build ABC Sports into a leader in sports programming and was a key part of the development of "Wide World of Sports". He joined NBC Sports in 1964 where he stayed for 15 years becoming the first President in 1977. At NBC, he pioneered instant replay and coverage of the Olympics and NCAA Men's Basketball Final Four. In 1979, he left NBC to join the soon to launch ESPN becoming its second President. At ESPN, he oversaw the launch of the Network, the development of "SportsCenter", the first broadcasts of the NFL Draft, coverage of the early rounds of the NCAA Men's Basketball Final Four and the development of Chris Berman, Bob Ley, George Grande, Greg Gumbel and Dick Vitale. In 1982, he became the first Commissioner of the United States Football League and led it through three Championships and players including Herschel Walker, Jim Kelly, Reggie White, Steve Young and Anthony Carter.
Document 6: Brent Musburger: Brent Woody Musburger ( ; born May 26, 1939) is an American sportscaster, lead broadcaster and managing editor at Vegas Stats and Information Network (VSiN). He retired in January 2017 from the ESPN and ABC television networks. Formerly with CBS Sports and one of the original members of their program "The NFL Today", Musburger has also covered the NBA, MLB, NCAA football and basketball, and NASCAR and served as a studio host for games, a play-by-play man, and halftime host. He has also performed postgame wrap-up segments and covered championship trophy presentations. He is a member of the Montana Broadcaster's Association Hall of Fame.
Document 7: Brian Bosworth: Brian Keith Bosworth (born March 9, 1965), nicknamed "The Boz," is a former American professional football player who played as a linebacker for the Seattle Seahawks in the National Football League (NFL). Bosworth played college football for the University of Oklahoma, and was a two-time consensus All-American. He gained fame and notoriety through his flamboyant personality, controversial comments about the National Collegiate Athletic Association (NCAA) and radical hair cuts. Bosworth was less successful in the NFL and injuries forced him to retire after three seasons.
Document 8: John Riggins: Robert John Riggins (born August 4, 1949), nicknamed "The Diesel" and "Riggo", is a former American football running back who played professionally in the National Football League (NFL) for the New York Jets and Washington Redskins. He was known for his powerful running style and productivity well into the latter years of his career; in 1983 at age 34, he rushed for an NFL single-season record 24 touchdowns, and again led the league in rushing touchdowns the following season at age 35. Although he had only one Pro Bowl appearance in his career, Riggins had his greatest success in the postseason, and was named the Most Valuable Player of Super Bowl XVII. Riggins was inducted into the Pro Football Hall of Fame in 1992.
Document 9: Chris Berman: Christopher James Berman (born May 10, 1955), nicknamed Boomer, is an American sportscaster. He has been an anchor for "SportsCenter" on ESPN since 1979, joining a month after its initial launch, and hosted the network's "Sunday NFL Countdown" program from 1985 to 2016. He has also anchored "Monday Night Countdown", U.S. Open golf, the Stanley Cup Finals, and other programming on ESPN and ABC Sports. Berman calls play-by-play of select Major League Baseball games for ESPN, which included the Home Run Derby until 2016. A six-time honoree of the National Sports Media Association's "National Sportscaster of the Year" award, Berman was instrumental in establishing ESPN's lasting popularity during the network's formative years. He is well known for his various catchphrases and quirky demeanor. In January 2017, it was announced that Berman would be stepping down from several NFL-related roles at ESPN, but would be remaining at the company.
Document 10: Roger Staubach: Roger Thomas Staubach (born February 5, 1942), nicknamed "Roger the Dodger", "Captain America" and "Captain Comeback", is a former American football quarterback in the National Football League (NFL).
Document 11: Roger Ruzek: Roger Brian Ruzek (born December 17, 1960) is a former professional American football placekicker. He played in the National Football League (NFL) for seven seasons for the Dallas Cowboys and the Philadelphia Eagles. Previously he played with the New Jersey Generals of the United States Football League. He was a teammate of Herschel Walker with three different teams (Generals, Cowboys and Eagles). He was given the classic nickname "Who Framed Roger Ruzek" (after Who Framed Roger Rabbit ) by Chris Berman.
Document 12: Chris Myers: Christopher Patrick Myers (born March 28, 1959) is an American sportscaster. A native of Miami, FL with more than 30 years in broadcasting, he has covered premiere events, including the Super Bowl, World Series, NBA Finals, NCAA Final Four, The Masters and U.S. Open (golf), Triple Crown, the Olympics, and the Daytona 500.
Document 13: Boomer Esiason: Norman Julius "Boomer" Esiason ( ; born April 17, 1961) is a retired American football quarterback and current network color commentator. During a 14-year career in the National Football League (NFL), Esiason played for the Cincinnati Bengals, New York Jets, and Arizona Cardinals. Since retiring, he has worked as a football analyst, first for ABC and HBO, and currently for CBS Sports on "The NFL Today", Westwood One for "Monday Night Football" and the Super Bowl, and Showtime's "Inside the NFL". Esiason also hosts the morning sports radio program "The Morning Show with Boomer" on WFAN (AM) in New York.
Document 14: Zeke Smith: Roger Duane "Zeke" Smith (September 29, 1936 – July 22, 2016) was an American football player in the National Football League for the Baltimore Colts and the New York Giants. He played college football at Auburn University where he was awarded the Outland Trophy in 1958. His banner, along with four other Auburn greats - Bo Jackson, Pat Sullivan, Tracy Rocker and Carlos Rogers, is hanging outside Jordan–Hare Stadium in his honor. He was drafted in the fourth round of the 1959 NFL Draft.
Document 15: Ed Rutkowski: Edward John Anthony Rutkowski (born March 21, 1941) is a former American football player, and a former politician in Buffalo, New York. Rutkowksi was a noted college and professional American football player. A wide receiver, he was an American Football League All-Star in 1965, playing for the AFL's Buffalo Bills as a receiver, defensive back, punt and kickoff return man and backup quarterback from 1963 to 1968. In a famous Topps football card mixup, Rutkowski was shown on two Buffalo Bills' football cards, his own, and mistakenly on the card for Ray Abruzzese. Rutkowski closed out his Pro Football career by playing seven games as a backup quarterback with the Montreal Alouettes of the Canadian Football League in 1969. From 1972-78 and again in 1990, Rutkowski served as a color commentator on the Bills' radio broadcasts. In 1979, he became the County Executive of Erie County, New York, succeeding Edward Regan, who stepped down to become New York State Comptroller. Rutkowski was elected to full terms in 1979 and 1983, following his one year unexpired term, for a total of nine years in office. In 1987, Rutkowski was defeated for reelection by Assemblyman Dennis Gorski.
ground_truth: Boomer