a warm welcome back to our viewers here in the united states and around the world. you are watching "cnn newsroom." great to have you with us this day. i'm george howell, the headlines we are following. at least eight people are dead after a powerful storm system swept through the state of texas. officials believe at least five people, five of those killed were struck by a tornado while inside their vehicles. rain driven by powerful winds is expect the to turn to snow later on sunday. iraqi forces say they are now firmly in control of a key part of the city of ramadi. troops have been fighting isis forces there in brutal combat efforts since many days and have dismantled a large number of bobby trbo booby traps there.