The memorial service for Nelson Mandela concluded Tuesday in Soweto, but South Africans will have additional opportunities to say farewell to their late president. Mandela lies in state in Pretoria for three days and will be buried Sunday in his home village of Qunu.
U.S. Secretary of Defense Chuck Hagel visited the Combined Air and Space Operations Center in the tiny Persian Gulf nation of Qatar on Tuesday morning, the last leg of a tour that has also taken him to Bahrain, Afghanistan, Pakistan and Saudi Arabia.
The day when a simple blood test or saliva sample can identify your risk for medical conditions ranging from cancer to Alzheimer's disease seems tantalizingly close.
But genetics specialists say the hype around many of these tests has outstripped the science. Insurers generally only cover a test if there's strong scientific evidence that it can provide a health benefit to patients.
Originally published on Tue December 10, 2013 3:53 pm
(This post was updated at 5:30 p.m. ET)
A fast-moving winter storm swept through the Eastern U.S. on Tuesday, bringing several inches of snow to the region, causing flights to be canceled, traffic to be snarled and federal government offices in Washington, D.C., to be shut for the day.
Northern Virginia, Maryland, Pennsylvania, Delaware and southern New England got up to 6 inches of snow, and the nation's midsection experienced frigid temperatures.