Melisa Goh

Sudan has declared a state of emergency as tensions mount along the disputed border it shares with its new neighbor, South Sudan. Are the two nations headed for war?

CBS News is reporting that veteran newsman Mike Wallace has died at age 93.

If it's not already marked on your calendar, here's your warning: Today is International Pillow Fight Day. Cities around the world are taking the holiday seriously — as serious as a pillow fight can be, anyway.

An iPhone and iPad were worth more to a Chinese teenager than his kidney, according to a report Friday from China's Xinhua news agency. Now five people in southern China face charges of illegal organ trading.

The seven-character change is expected to save Twitter $1.4 billion this year.

Staff Sgt. Robert Bales' commanding officer once recommended him for a medal of valor after a major battle in Iraq. Bales is being held at Fort Leavenworth in Kansas, accused of killing 16 Afghan civilians last week.

Early reports are conflicting, but at least 16 civilians are reported dead. NATO hasn't confirmed the death toll, but has detained the accused service member.

GOP presidential candidate Mitt Romney received a key endorsement Sunday morning when House Majority Leader Eric Cantor of Virginia endorsed him on NBC's Meet the Press.

The rain continues to pour. Entire towns have been leveled and the death toll rises as a powerful storm system sweeps the Midwest and the South.

An Internet hit is becoming the anthem for Russian protesters as they march against Vladimir Putin's rule. The musicians in the video aren't rock stars; they're veterans of the Russian army.