explosives detonated at an outdoor market near baghdad. and donald trump igniting another firestorm after criticizing the u.s. military service of john mccain. from cnn world headquarters here in atlanta i'm george howell. this is cnn "newsroom." good day to you and welcome to our viewers here in the united states and around the world. we begin here in the united states in a state of tennessee where we are learning more about a text message that a gunman reportedly sent right before going on a shooting rampage. mohammed abdulazeez opened fire at a military recruiting office and at a nearby navy reserve center. a friend of his who is choosing to remain anonymous, saying he received a text message from abdulazeez before the attack. the text links to a verse from