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
Black players in professional American football refused to play under Marshall; the Redskins in turn traded Davis to the Cleveland Browns. The Redskins eventually signed Bobby Mitchell and two other African American players by 1962. Quotas limiting the number of black players were commonplace, and black players were often stacked into the same positions to allow them to be eliminated as a matter of competition. Reportedly, black players routinely received lower contracts than whites in the NFL, while in the American Football League there was no such distinction based on race. Position segregation was also prevalent at this time. According to several books, such as the