A massive tornado ripped through the southern suburbs of Oklahoma City, Monday afternoon, killing at least 51 people, according to the state medical examiner's office.
The death toll was expected to rise.
Helicopter images showed large tracts of Moore, Okla., completely leveled by what the National Weather Service says was at least an EF-4 tornado with winds in excess of 166 mph. The tornado stayed on the ground for 40 minutes and traveled 20 miles.
Microsoft hasn't exactly had a great couple of years.
Its new Windows 8 operating system was held responsible for the drop in PC sales last quarter. Sales of its Windows Phones lag far behind both the iPhone and Google's Android phones.
The light in the darkness for Microsoft has been the Xbox 360, which has been the top-selling game console for over two years — beating out both the Nintendo Wii and Sony's PlayStation. On Tuesday, Microsoft is expected to announce a new version of the Xbox.
Yahoo's $1.1 billion purchase of Tumblr could be considered a bargain compared with its other big-dollar bets. The company's history is dotted with pricey purchases of once-hot Web properties that had more promise than eventual purpose. A look back:
Iranians choose a new president next month, and one thing Iran's leaders are intent on avoiding is a repeat of the massive street protests that followed Mahmoud Ahmadinejad's controversial re-election in 2009.
The sponsors of those protests, known as the Green Movement, have been effectively silenced inside Iran, but not online. The heroine of a graphic novel about the violent suppression of dissent in 2009 is now launching a virtual campaign of her own.