ST. PETERSBURG, Fla. — Deputies have issued a Purple Alert for 21-year-old Christopher Robertson-Selser, who went missing Thursday night in St. Petersburg. Robertson-Selser was last seen around 7:45 p.m. on July 30, 2026, at the Caring Angels Assisted Living Facility, located at 6405 40th Avenue N orth. According to authorities, Robertson-Selser does not have a vehicle […] Purple Alert Issued After 21-Year-Old Disappears From St. Petersburg Assisted Living Facility ...read more read less