American football positions four linebackers, and four defensive backs (two cornerbacks, a strong safety, and a free safety) Special teams are units that are on the field during kicking plays. While many players who appear on offensive or defensive squads also play similar roles on special teams (offensive linemen to block, or defensive players to tackle) there are some specialist roles which are unique to the kicking game. American football positions In American football each team has 11 players on the field at one time. The specific role that a player takes on the field is called his position. Under the modern rules
United States national American football team national team was selected to encompass a cross-section of amateur football in the United States, and as such USA Football used strict criteria to select team members. This does not permit the top American football players in the United States to compete as the restrictions include: These criteria are applied to make international tournaments more competitive. The United States competed for the first time in the 2007 IFAF World Cup. The team's first ever game was a 77–0 smashing of South Korea in the first round of the tournament. The Team USA defense set an IFAF all-time tournament record in