US not responsible for surge of violence in Sinaloa, American ambassador tells Mexico

MEXICO CITY (AP) — U.S. Ambassador Ken Salazar rejected accusations by Mexico’s president that the U.S. was partly responsible for a surge in cartel warfare in northern Sinaloa over the weekend.

Sinaloa has been eclipsed by violence as two warring factions of the Sinaloa cartel have clashed in the state capital . . .