(CNN) Three years after the deadly biker gang shootout in the parking lot of a Twin Peaks restaurant in Waco, Texas, the top two leaders of the Bandidos motorcycle club were found guilty on 13 federal charges.

Bandidos National President Jeffrey Pike, 62, and Vice President Xavier Portillo, 58, were convicted Thursday by a jury in San Antonio after a nearly three-month trial.

Jurors convicted the leaders of the motorcycle organization of racketeering, drug trafficking, conspiracy to commit murder and extortion charges. The men face up to life in prison and will be sentenced later this year.

Jeff Pike

Prosecutors have dismissed dozens of criminal cases against other bikers who were at the deadly Twin Peaks shootout in May 2015.

McLennan District Attorney Abel Reyna decided hours after the shootout to round up all the bikers and charge them with the same criminal count of engaging in organized criminal activity. But that strategy now seems to be unraveling.

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