Televisa exec shot dead outside Mexico City while riding bike

Adolfo Lagos, the head of struggling Mexican broadcaster Grupo Televisa's telecoms unit izzi, was shot dead on Sunday on the outskirts of Mexico City, the state attorney general's office said in a statement.The attorney general's office for the State of Mexico, which surrounds the capital, said it was investigating the homicide near the ancient Teotihuacan pyramids.In his Twitter profile photo, Lagos is shown riding a bike.