With Secretary of State Hillary Rodham Clinton and Treasury Secretary Timothy Geithner due in China for economic talks that start on Thursday, the U.S. and China are rushing to avert a diplomatic crisis over the fate of blind human rights activist Chen Guangcheng.

Microsoft is committing $300 million to the venture with Barnes & Noble. They are working to create a new subsidiary of the bookseller. The two companies are hoping to energize sales of the Nook tablet.

Clive Palmer says he wants to build Titanic II to sale from London to New York. Like the builder of the original, Palmer says, "It is going to be designed so it won't sink."

Peggy McAlpine wasn't happy when she lost her world record. The Scottish woman was 100 when she became the oldest person to paraglide. That title was recently taken away by an American woman. So at age 104, McAlpine took the the skies again and regained the record.

"CIA drone missiles hit militant targets in Pakistan on Sunday for the first time in a month, as the United States ignored the Pakistani government's insistence that such attacks end as a condition for normalized relations between the two perpetually uneasy allies," The Washington Post writes.

Each day a quarter of a billion dollars in goods crosses the aging Ambassador Bridge that links Detroit and Windsor, Ontario. An additional bridge is desperately needed but a long way off from being built.

Teams in the NBA playoff have begun their quest to be the champion. The headline story of the weekend: Chicago superstar Derrick Rose is out with a torn knee ligament.

Transcript

STEVE INSKEEP, HOST:

And let's turn now to Africa and a story we'll be following this week. Sudan has declared a state of emergency along its border with South Sudan, the new country there, further raising fears that these two nations are heading toward all-out war. Earlier this month, South Sudan invaded and briefly occupied Sudan's main oil field. This followed aerial bombardments of South Sudan's border regions by the Sudanese air force.

Tuesday marks one year from the day President Obama announced to the nation that Osama bin Laden had been killed. To underline the significance of the anniversary, the administration sent its counter-terrorism expert out on the airwaves Sunday. It also launched a controversial campaign ad about the raid against the al-Qaida leader.