Roman Reigns is in sports.
American football , referred to as football in the United States and Canada , and also known as `` gridiron football '' or simply `` gridiron '' , is a sport played by two teams of eleven players on a rectangular field with goalposts at each end . American football as a whole is the most popular sport in the United States . Leati Joseph `` Joe '' Anoaʻi ( born May 25 , 1985 ) is an American professional wrestler , former professional Canadian football player and a member of the Anoaʻi family .