 Alfredo Avila is known to be one of the most active assassins from the 1980s to the early 1990s of the Tijuana Cartel in the states of Sinaloa and Baja California.On April 26, 15 gunmen from the Tijuana Cartel were killed in a gunbattle against rivals.On May 18, In the city of Playas de Rosarito, Baja California, the 28th Infantry Battalion received a tip that men were unloading packages from a boat to three vehicles, immediately the army were dispatched to the area.