The mishaps mean federal scientists need to "take a hard look" at all federal research on deadly pathogens and make sure, in each case, that the benefits justify risks, says Dr. Tom Frieden.
A Malaysia Airlines flight crashed in eastern Ukraine, possibly shot down by a missile. And in Gaza, Israel has launched a ground offensive against Hamas forces.
Treasury Secretary Jack Lew has signaled his intention to push for legislation shutting down "corporate inversions," techniques commonly used by companies to dodge the corporate income tax.
Several hundred protests will begin Friday in cities across the country, as activists rail against the Obama administration's efforts to temporarily house migrant children detained at the border.
U.S. officials are saying that the Malaysia Airlines flight that crashed in eastern Ukraine was shot down by a missile. Thomas Erdbrink of The New York Times explains.
To learn more about the Israeli ground invasion in Gaza, Audie Cornish turns to Robert Turner, who's in Gaza City. Turner is director of operations for the United Nations Relief and Works Agency.
According to a statement from the office of Israeli Prime Minister Benjamin Netanyahu, the Israeli Defense Force has been instructed to begin a ground offensive into the Gaza Strip.
As Dave Mistich of West Virginia Public Broadcasting reports, Freedom Industries is demolishing the site responsible for the leak that contaminated the water supply for 300,000 West Virginians early in 2014.
Elaine Stritch, whose talent led to a substantial career on Broadway and in cabarets, died today at age 89. She had been living in her native Michigan, where she moved last year from New York.
Meklit Hadero was born in Ethiopia and raised in the U.S. She's a folk-jazz artist who's been likened to Joni Mitchell. And she brings East African musicians together to share their beats.