Luis Suarez' participation in the Copa America Centenario is in doubt after the Uruguay striker left Spain's Copa del Rey final with an apparent muscle injury and in tears on Sunday. Suarez is expected to undergo tests Monday to find out the extent of the right leg injury that forced him to limp off the pitch in the second half of the game against Sevilla at the Vicente Calderon Stadium in Madrid. On Twitter, Suarez showed optimism. More...