police in new mexico are back on the film set today of a deadly shooting involving actor alec baldwin. in a warrant issued by the santa fe sheriff s office, an assistant director for the film rust handed baldwin a prop weapon and yelled cold gun, meaning it was deemed safe. instead, police say baldwin unknowingly fired a live weapon, killing the film s cinematographer, halyna hutchins, and injuring the director, joel souza. cnn has more from santa fe where the investigation is unfolding at this hour. what more are you hearing? reporter: well, fred, sheriff s officials tell us that they ve been combing through that film set property. they ve seized all of the film, the digital, electronic material to try to piece together what happened on that terrible