Dorian threatens U.S. after devastating the Bahamas; CNN reporter gets look at obliterated airport in Bahamas; Walmart ends some ammo ales, tells congress to step up; Biden campaign lowering expectati

Rush to save lives in Bahamas after destruction from Dorian; CNN reporter in Bahamas: "level of devastation is breathtaking"; Hurricane Dorian gaining speed as it closes in on Carolina's; SC bracing for near-record storm surge as Dorian moves in; U.S. Coast Guard has conducted 61 rescues in the Bahamas; Trump shows altered Dorian trajectory map to add Alabama; Research shows warming ocean increasing intensify of storms; Pence & Aides try to explain stay at Trump's Ireland resort; Trump, Pence dismiss conflict of interest claims with Trump hotels; DOD diverts $3.6 Billion in military funds to build border wall; Sources: Odessa, TX gunman was declared a "mental defective"; Biden campaign lowering expectations for early states; O'Rourke defends plan for mandatory buyback of assault weapons; Trump leaves Capitol Hill in limbo on gun measures; Watchdog: Trump's family separations traumatized children; Chaos engulfs U.K. Parliament after Brexit showdown