A linebacker (LB or backer) is a playing position in American football and Canadian football
Really? I like American football
they are the best players
What is the other name for American football?
american football is known as gridiron football or simply gridiron
Why is it called American football?
 is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end
OK. When was the first game played in the United States?
2015 Toronto Blue Jays season
The 2015 Toronto Blue Jays season was the 39th season for the franchise, and the 26th full season of play (27th overall) at Rogers Centre. The Blue Jays clinched a playoff berth on September 25, their first since 1993, ending what was the longest playoff drought in North American professional sports at the time. On September 30, the team clinched the American League East Division and opened the playoffs by defeating the Texas Rangers in five games, in the American League Division Series. The
Gridiron football
Gridiron football, also known as North American football or, in North America, simply football, is a football sport primarily played in the United States and Canada. American football, which uses 11-player teams, is the form played in the United States and the best known form of gridiron football worldwide, while Canadian football, featuring 12-player teams, predominates in Canada. Other derivative varieties include indoor football, football for smaller teams (most commonly eight players), and informal games such as touch and flag football.