Manchester City's English midfielder Raheem Sterling (L) heads the ball during the UEFA Champions league round of 16, first leg, football match FC Dynamo Kyiv vs Manchester City  FC at the NSC Olimpiski stadium in Kiev on February 24, 2016.  AFP PHOTO / GENYA SAVILOV / AFP / GENYA SAVILOV        (Photo credit should read GENYA SAVILOV/AFP/Getty Images)