F1 Champ News Today

united states, canada and all around the world, im kim brunhuber. ahead on "cnn newsroom." >> he went inside and i said, go down, we went down. i heard three shots. >> another deadly mass shooting rampage in america. this tragedy unfolding near dallas, texas. witnesses tell us what they saw as a gunman opened fire in an outlet mall. plus, kentucky derby over shadowed by the death of two more horses. coy wire joins me surrounding derby week. and this weeks coronation specials pullin...

Nothing like playoff hockey. i couldnt imagine what its like in vegas. >> crazy out there. >> big day for formula one here in the states. second ever miami grand paralympics this afternoon. you had a chance to talk to seven-time f1 champ lewis hamilton. he was at a charity basketball game. >> yes, spent time with the greatest of all time. he qualified 13th. that was his worst ever for a race on u.s. soil. im hoping our conversation down there, kim, wasnt partly to blame of this. he has fears spi...