Two people have died , two others sent to hospital in life-threatening condtion after a multi-vehicle crash on Highway 417 on Sunday afternoon. One of the survivors of that crash, Ottawa Senators broadcaster Dean Brown, says he and his partner and her mom saw things they can never forget. Dean joins Evan on today's Ottawa Now. 

<p>Two people have died , two others sent to hospital in life-threatening condtion after a multi-vehicle crash on Highway 417 on Sunday afternoon. One of the survivors of that crash, Ottawa Senators broadcaster Dean Brown, says he and his partner and her mom saw things they can never forget. Dean joins Evan on today's Ottawa Now.&nbsp;</p>