Follow CBSPHILLYPHILADLEPHIA (CBS)— Philadelphia police are asking the public for help in finding a suspect wanted in the fatal stabbing at a SEPTA train station in Center City last week. Police are searching for 23-year-old Zair Bennet-Warwick. Bennet-Warwick in connection forthe attack at the SEPTA’s Jefferson Station on Aug. 9.11-Year-Old...