4 officers wounded, 2 hostages freed after shootout with alleged cartel gunmen on edge of Mexico City

Mexico City police engaged in a shootout Tuesday with more than a dozen gunmen armed with a .50 caliber sniper rifle, grenades and a machine gun, authorities said.

City police chief Omar Garcia Harfuch said four officers were wounded, one seriously.

He said a total of 150 officers, soldiers and three helicopters participated in the operation, which came after local residents reported that armed men were holding kidnapped people captive in the area.