61482786St. Louis Police Chief Sam Dotson says officers warned a suspect multiple times to put down his weapon before they shot and killed him. The shooting happened around 1 p.m. Tuesday  at McLaran and Riverview.  Police say the suspect tried to rob the Six Star Market convenience store with a knife.  Chief Sam Dotson said the store owner let the man leave the store.    A St. Louis City Alderwoman witnessed the man walking erratically around and called police. When officers arrived, the suspect refused to put down weapon despite multiple verbal command by police.    Chief Sam Dotson says the man yelled at officers “shoot me now” several times. Witnesses also confirmed what the man said. MORE