Atletico Madrid lead Espanyol 1-0 at half time as they look for their third league win in a row.
Oliver Torres put the ball into the box and Antoine Griezmann got a little flick on the ball to guide it past Pau Sabata.
Griezmann had another chance midway through the first half after some good possesion play by Atletico, but the Frenchman could not find a way through with his back to goal.
Fan favourite Tiago had to be stretchered off the field on the half-hour mark after a collision with Marco Asensio.
Koke saw his free kick late in the half sail over the crossbar as Atletico before Juanfran struck the ball straight at Sabata just before the referee blew the half-time whistle.
The hosts lead heading into the break as they look to close the gap on Barcelona back to four points at the top of La Liga.