Barcelona striker Robert Lewandowski is a major doubt for the Copa del Rey final and the Champions League semifinal, sources told ESPN after the team confirmed he has a hamstring injury.

Lewandowski suffered the injury trying to recover a ball in the second half of the game vs. Celta Vigo. The striker immediately grabbed at his hamstring and although he tried to continue playing, minutes later he fell to the ground and had to be substituted.

FC Barcelona striker Robert Lewandowski is expected to miss the Copa del Rey final vs. Real Madrid and potentially the Champions League semifinal first leg vs. Inter after the Polish striker was subbed off on Saturday due to an injury during the Blaugrana's comeback win against Celta Vigo, according to multiple reports .