sentences:  The United States had traditionally used the sevens team to prepare players for the XV-side.Since January 2012, due to increased attention generated by rugby's return to the Olympics in 2016, the national sevens team has turned professional, with the team extending paid full-time contracts to its players.The national sevens team has drawn a number of crossover athletes from other sports, the most prominent examples being Perry Baker (American football) and Carlin Isles (track).