Unlock the following weapons by completing the corresponding number of Gang Wars:
WEAPON - GANG WARS Assault shotgun in safehouse - Complete 40 gang wars. Automatic pistol in safehouse - Complete 20 gang wars. Carbine Rifle in safehouse - Complete 30 gang wars. Grenade launcher in safehouse - Complete 50 gang wars. Sawed-off shotgun in safehouse - Complete 10 gang wars.