Authorities say background checks of those on board a missing Malaysia airliner have turned up nothing suspicious. Investigators are hoping data deleted from a home flight simulator will provide new clues. This, as relatives of the missing passengers demand answers. Sally Kidd has the latest developments from Washington.
A mandatory 21-day quarantine imposed by New York and New Jersey on health care workers returning from West Africa caught local and federal officials by surprise and spurred a heated debate on handling the spread of Ebola.