EXPLAINER: What’s behind Indonesia’s deadly soccer match?

Violence, tear gas and a deadly crush that erupted following a domestic league soccer match Saturday night marked another tragedy in Indonesian football. Here’s a look at how the chaos occurred and what is being done to prevent future incidents:

___

HOW DID THE CHAOS OCCUR?

Chaos broke out after Persebaya Surabaya defeated rival Arema Malang 3-2 in Saturday night’s match in East Java’s province Malang city. Police said there were some 42,000 spectators in the stadium, all of whom were Arema’s supporters because the organizer had banned Persebaya fans in an effort to avoid brawls.

But a disappointing loss by Arema — the first match lost to rival Persebaya at its home stadium — prompted angry spectators to pour into the field after the match to demand answers. Fans threw bottles and other objects at players and soccer officials and violence spread outside the stadium, where at least five