vigils, prayers, our interview with a survivor. america s deadly weekend. the church shooting in california, and the man being hailed as a hero. baby formula shortage, our exclusive interview with the president of one of the largest baby formula companies in the u.s. and what he says his company is doing to ease the nationwide shortage. tonight s other top headlines, severe storms. tens of millions of americans in the path of dangerous weather. russia s latest defeat. and tonight we end with a prayer for peace and justice. this is the cbs evening news with norah o donnell, reporting from buffalo new york. re o donnell: good evening and thank you for joining us for a special edition of the cbs evening news. we re here in buffalo, new york, where we re learning new details about what happened inside this supermarket behind me, and we have new reporting tonight about what led up to saturday s deadly shooting. new tonight, authorities tell cbs news the suspect made mu