The San Diego County coroner ruled Wednesday that the death of a Mexican migrant at the U.S. border was a homicide, five days after an American immigration officer shot him with a stun gun. The cause of death was determined to be a heart attack, with methamphetamine abuse and hypertension listed as contributing factors. Anastacio Hernandez, 32, was shocked with a stun gun fired by a Customs and Border Protection officer Friday night at the San Ysidro border crossing that separates San Diego and Tijuana, Mexico, said San Diego police Capt. Jim Collins. Hernandez had wrestled two Border Patrol agents to the ground after his handcuffs were removed, police said. The medical examiner’s office said Hernandez died Saturday, about 21 MORE

