Griezmann gives Barca the boot

Atletico ace tallies twice to send titleholder out of competition

Barcelona coach Luis Enrique admitted his side is suffering a slump in form after a third defeat in four games saw it dumped out of the Champions League by Atletico Madrid.

Antoine Griezmann struck twice for Atletico in a 2-0 win on Wednesday that sealed its passage to the last four at Barcelona's expense for the second time in three years - 3-2 on aggregate.