The D.C. Armor was a professional indoor football team that began play in the American Indoor Football Association (AIFA) in the 2009 season.
 The team was based in Washington, D.C., with home games at the under-renovation D.C. Armory.
 The Armor were the first professional football team to play within the District of Columbia since the Washington Redskins left for FedExField in 1997.
 The Armor was also the area's first indoor football team since the Washington Commandos played in the Arena Football League in 1990, and the only arena/indoor football team to play within the district (the Commandos played in the Capital Centre and the Patriot Center).
 After one, poorly attended season, the Armor folded.
Jonathon Patrick Flanagan (born 1 January 1993) is an English professional footballer who plays as a full back for Premier League club Liverpool, and the England national team.
 He made his debut for Liverpool in a 3–0 win against Manchester City on 11 April 2011 at age 18.
The Latrobe Athletic Association was a professional football team located in Latrobe, Pennsylvania, from 1895 until 1909.
 A member of the unofficial Western Pennsylvania Professional Football Circuit, the team is best known for being the first football club to play a full season while composed entirely of professional players.
 In 1895, team's quarterback, John Brallier, also became the first football player to openly turn professional, by accepting $10 and expenses to play for Latrobe against the Jeannette Athletic Club.
Bradley James Orr (born 1 November 1982) is an English retired footballer.
 He is the uncle of the Liverpool F.C. full back Jon Flanagan.
Richard Stewart Cutter "Dick" King (February 9, 1895 - October 16, 1930) was an All-American and professional football player.
 He played college football for Harvard University and was selected as an All-American at halfback) in 1915.
 In 1916, he signed with the Pine Village professional football team, becoming one of the first eastern football stars to play professional football.
 He also played professional football for the Hammond Pros, Milwaukee Badgers, Rochester Jeffersons and St. Louis All-Stars in 1923.
The Greensburg Athletic Association was an early organized football team, based in Greensburg, Pennsylvania, that played in the unofficial Western Pennsylvania Professional Football Circuit from 1890 until 1900.
 At times referred to as the Greensburg Athletic Club, the team began as an amateur football club in 1890 and was composed primarily of locals before several professional players were added for the 1895 season.
 In 1894 it was discovered that the team had secretly paid formerly Indiana Normal (now Indiana University of Pennsylvania) player, Lawson Fiscus, to play football and retained his services on salary.
 The team was the chief rival of another early professional football team, the Latrobe Athletic Association.
The Akron Pros were a professional football team that played in Akron, Ohio, from 1908 to 1926.
 The team originated in 1908 as a semi-pro team named the Akron Indians, but later became Akron Pros in 1920 as the team set out to become a charter member of the American Professional Football Association (later renamed the National Football League (NFL) in 1922).
 Fritz Pollard, the first black head coach in the NFL, co-coached the Akron Pros in 1921.
 Paul Robeson played for the team in 1921 as well.
 He was among the earliest stars of professional football, before football became segregated from 1934 to 1946.
 In 1926, the name was changed back to the Akron Indians, after the earlier semi-pro team.
 Due to financial problems, the team suspended operations in 1927 and surrendered its franchise the following year.
Jeffrey J. Miller (born 1961) is an American author and historian, best known for his work focusing on the history of professional football.
 His books include "Pop Warner: A Life on the Gridiron", "100 Things Bills Fans Should Know & Do Before They Die", "Game Changers: The Greatest Plays in Buffalo Bills Football History" (co-written with Hall-of-Fame coach Marv Levy), "Rockin' the Rockpile: The Buffalo Bills of the American Football League,""Buffalo's Forgotten Champions: The Story of Buffalo's First Professional Football Team and the Lost 1921 Title," and "The Icemen Cameth: The History of the Natural Ice Industry at Lime Lake, New York, 1880–1925".
 He is a member of the Professional Football Researchers Association, and was the 2004 recipient of the PFRA's Ralph E. Hay Award, presented for "Lifetime achievement in professional football research and historiography."
 He lives in Western New York with his wife and son.
Nathaniel "Nate" Jacks (born January 31, 1980) is a former American professional football player who was a cornerback in the National Indoor Football League (NIFL) for six seasons.
 He played college football for Bacone College, Kansas and Dodge City Community College.
 The Lincoln Capitols signed him in 2004 after he was cut from the New York Jets during the 2003 NFL Training Camp.
 Nate also played professionally for the first professional football team in Anchorage, AK, Alaska Wild of the Intense Football League (IFL) and World League Hamburg Sea Devils.
 Alaska Wild (notable for being the first ever professional football team in the state of Alaska).
The Washington Vigilants were an early professional football team based in Washington, DC.
 During the very early 1900s, they were considered a top team in professional football, dominating a mid-Atlantic region consisting mostly of military teams.
 The team was coached by Wayne Hart.
 Between 1907 and 1915, the Vigilants went 90-3-1.
 In their biggest game, they fell to the Youngstown Patricians by a score of 13-7, the only Ohio League team they would ever play.
 The Ohio League was the beginning of professional football at the turn of the century, the precursor to what became the NFL in the 1920s.
 The Vigilants would not survive to see the NFL's formation; in 1921, the league admitted another team from Washington, the Washington Senators, that had been created specifically for the new league.

Question: What professional football team does the nephew of Bradley Orr play for?
Answer: Liverpool