Analysis: Four things we learn in Spain's matchday 17

MADRID, Dec. 16 (Xinhua) -- FC Barcelona suffered a shock defeat to Leganes, Real Madrid was held in Vallecas and Atletico Madrid moved level on points at the top of the table. Here are four things we learned in La Liga this weekend.

1. All of a sudden Atletico

Atletico Madrid had to work hard to win a tough game against a Getafe side that defended solidly until Alexander Sorloth scored the sort of headed