You even see her smile in that video. There are concerns, however, that the second sick nurse, amber vinson could have developed symptoms earlier than originally thought so this means she could have exposed hundreds of other people aboard her flight to ohio. The first flight she took on and then, of course, those who boarded later flights on the same airplane. Just minutes ago, we learned that a u. S. Marine on her flight to dallas has now placed himself in voluntary quarantine and Carnival Cruiselines confirms one of its passengers is under watch in isolation, she is the Health Care Worker who may have handled Lab Specimens at that hospital in dealing with tahoma eric duncan, the first victim to die of ebola. Carnival says the passenger is showing no signs of infection. Lots to talk about, we begin with renee marsh, cnns regulation correspondent from washington. Renee, fill us in on the cruise ship situation. Obviously it doesnt sound good when people are in that close quarters for so