Boeing CEO Dave Calhoun faced families of the victims of Boeing crashes and apologized to them before his opening remarks at a Senate hearing on Tuesday (June 18).<br /><br />Calhoun said the losses "gut wrenching" and offered to focus the company's work in safety to honour the memory of those killed.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline