Lives, accordingd to the ukrainian government. irika. >> sargent: holly williams, thank you. an historic, ambitious declaration from the c.e.o. of general motors tonight, the auto giant making plans to spend $35 billion on electric vehicles over the next four years in a quest to overtake tesla as the e.v. world leader. cbs' ben tracy spoke with g.m.'s mary barra about her road to an electric future. >> we want to lead in e.v.s, full stop. so that's where we're aggressively moving. >> reporter: we met up with mary barra at factory zero, g.m.'s first assembly plant for zero emissions electric ve...