Comparison of American football and rugby union possession of the ball at their own 20-yard (25 yard line in College Football) line. An important difference between the two sports involves the aftermath of a score. In American football, the scoring team kicks off, except after a safety. In rugby union, the team conceding the score kicks off (in rugby sevens, a variant of rugby union featuring seven players per side, the scoring team kicks off). An American football team consists of an offensive unit, a defensive unit and a "special teams" unit (involved in kicking and kick returns). Only eleven players can be on the field at
Football at the 2011 Pan American Games – Women's tournament Football at the 2011 Pan American Games – Women's tournament The women's association football tournament at the 2011 Pan American Games was held in Guadalajara, Mexico at the Omnilife Stadium from October 18 to October 27. Associations affiliated with FIFA that qualified were invited to send their full women's national teams. For these Games, the women competed in an 8-team tournament, which is a drop from 10 at the 2007 games. The defending champions are Brazil, who won the title on home field. A National Olympic Committee may enter one women's team for the football competition. Mexico, the host nation