SAN ANTONIO – Update:Luis Marquez has been found safe, according to San Antonio police. As of Saturday night, Marquez had returned to the Texas Center for Infectious Disease on his own, safe and unharmed. According to police, Luis Esteban Marquez left the Texas Center for Infectious Disease at 9:00 p.m., Friday. Anyone with more information on Marquez’s whereabouts is urged to call the San Antonio Police Department’s Missing Person unit at 210-207-7660. San Antonio police say he robbed a North Side Little Ceasar’s Pizza restaurant