BARCELONA, Spain (AP) — Atletico Madrid revamped its already deep squad this summer with its hopes set on mounting a title challenge in La Liga.

But it is already trailing Barcelona and Real Madrid after losing its season-opener for the first time since Diego Simeone took over as coach more than a decade ago. It will try to forget that 2-1 loss at Espanyol when it hosts promoted Elche on Saturday.

Barcelona and Madrid also have games against newly-promoted sides in Round Two.

Key matchups

— Atletico knows its margin for error is always incredibly slim if it hopes to finish atop the table. So, Simeone will need to quickly get several new players – including Álex Baena, Thiago Almada and Johnny Cardoso – into the groove after his team squandered a one-goal lead at Espanyol. It hosts an E

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