ST. LOUIS (KMOX) 11 families are homeless after a four-alarm fire this morning in Affton. It broke out around 2:30 at the Southridge Condominiums in the 9900 block of South Bunker Hill Road. 11 homes sustained heavy damage. Others had water and smoke damage. Affton firefighters say the blaze started in one home and spread. The cause has not been determined. No residents were injured.