Antoine Griezmann scored an 80th-minute equalizer but Atletico Madrid were unable to extend their three-game winning streak, dropping further behind in the title race, after a 2-2 draw with Athletic Bilbao.
Koke opened the scoring three minutes into the match at San Mames, but Inigo Lekue equalised just before half-time and Oscar de Marco put the hosts ahead in the 56th.
France international Griezmann then levelled with a remarkable low long-range shot.
Atletico are in fourth place, eight points...
Barcelona's Lionel Messi completed a quest to score against every top-flight team in La Liga by finding the net in a 5-0 win over Las Palmas on Saturday.
Luis Suarez added two goals and Arda Turan and Aleix Vidal also scored as Barcelona moved within two points of Real Madrid, who play at Sevilla on Sunday and hold another game in hand.
Suarez opened the scoring on 14 minutes following a low cross from Andre Gomes.
Messi tapped home to make it 2-0 early in the second half after Las Palmas goalkeeper...
Lionel Messi broke Athletic Bilbao's hearts with a late free kick as Barcelona's big guns kept their Copa del Rey hopes alive and advanced to the quarterfinals on Wednesday.
Messi struck with 12 minutes remaining at the Nou Camp to seal a 3-1 win on the night and a 4-3 aggregate victory to ensure Luis Enrique's men made it to the last eight.
Barca went into the second leg trailing 2-1 and knowing failure to end a run of two games without victory would spell disaster in front of a crowd of 71,445.