ST. PETERSBURG — A 52-year-old St. Petersburg woman was struck and killed Friday by an SUV while trying to cross 34th Street S, police said. The incident happened on the 1500 block of 34th Street S at about 6 p.m., police said. Ola Mary Richardson was crossing mid-block when she was hit by an SUV driven by Marie Christine Lafave of St. Petersburg, police said. Richardson was dressed in dark clothing and crossing from east to west. She was taken to Bayfront Medical Center, where she died. The investigation is ongoing.