Bloomberg: The electronics chain's shares slumped the most in more than four months.
BBC: The Microsoft founder's total net worth was estimated at $76 billion.
New York Times: Western nations sought a political and economic response to the crisis in Ukraine.
Reuters: The world's largest bitcoin exchange filed for bankruptcy protection in Japan.
BBC: Viktor Yanukovych promised to to fight for Ukraine in his first public appearance since being ousted as president.
BBC: The First Lady unveiled plans for new nutrition labels on U.S. food packages.
Forbes: NASA's Kepler mission uncovered 715 new planets circling 305 stars.
L.A. Times: The sudden closure of Mt. Gox, the world's largest virtual currency exchange, triggered a massive sell-off.
BBC: A national study has found the obesity rate among young children has fallen 43% since 2003-2004.
BBC: President Barack Obama warned Afghanistan's Hamid Karzai that the United States may pull all troops from his country by the end of 2014.
CNN: Mt. Gox was taken offline, putting the millions of dollars invested in the digital currency at risk.
BBC: Defense Secretary Chuck Hagel reported plans to eliminate an entire class of Air Force attack jets.
CNET: The video-rental company will pay Comcast for direct access to its broadband network.