Nicki Minaj (left) and M.I.A. perform during halftime of the Super Bowl game on Sunday. M.I.A., a British hip-hop artist, made an obscene gesture during the performance. (Associated Press)

Nicki Minaj (left) and M.I.A. perform during halftime of the Super Bowl game on Sunday. M.I.A., a British hip-hop artist, made an obscene gesture during the performance. (Associated Press)