The shootout was located in North Western Mexican provenience Sinaloa. The violence broke out in the streets and led to 16 people dying. After the police seized their property, they found 40 high caliber weapons, 10 grenades, 24 vehicles, and 36,000 rounds of ammunition. Officials released this information on Thursday. This region has seen an increase in violence after tensions rise.
Source: https://www.dw.com/en/shootout-between-rival-el-chapo-gangs-leaves-16-dead/a-53949172