Analysis: Three things to look for in Spain's Matchday 17

MADRID, Jan. 13 (Xinhua) -- FC Barcelona or Real Madrid are absent from La Liga matches this weekend as they compete in the Spanish Super Cup in Saudi Arabia. Nevertheless, there is still plenty of action as Spain's top flight moves onto its 17th round of matches. Here are some things to look out for in the coming days.

1. A big Basque derby

This season's first Basque derby between Real Sociedad and Athle