Steve Inskeep has the Last Word in business.

As drivers get their cars ready for summer road trips, Valvoline is marketing a new, greener car oil. Scott Graf of member station WFAE in Charlotte reports.

Renee Montagne has business news.

A notorious Boston gangster has been captured by authorities near Los Angeles. James "Whitey" Bulger is on the FBI's "Ten Most Wanted" list for his alleged role in 19 murders. The 81-year-old has been on the run for 16 years.

President Obama travels to Fort Drum in upstate New York on Thursday. The base has sent many troops to Afghanistan over the past decade. Last night, David Sommerstein of North Country Public Radio got reaction on the president's speech from people at Fort Drum.

Some 11,000 people were told to evacuate Minot, North Dakota, yesterday because of flooding. Residents are expecting floodwaters to reach as high as rooftops. For the latest developments there, Renee Montagne talks with reporter Perry Olson.

Steve Inskeep talks with George Packer about his latest "New Yorker" article "A Dirty Business." The piece follows the U.S. Attorney for the Southern District of New York during an insider trading case. Packer explores why it's been difficult to build prosecutions directly tied to the financial crisis.

The White House says it is confident President Obama has followed the law when it comes to U.S. involvement in Libya. But members of Congress and legal scholars aren't so sure. They're debating whether the president exceeded his authority by not getting approval from Congress.

Nearly 38 years ago, lawmakers passed the War Powers Resolution. Congress directed the White House to get permission within two months of starting hostilities.

But when it came to moving against Libya in April, Obama took an unusual approach. Like a lot of clever lawyers, he found an artful dodge.

A newly minted peace deal between rival Palestinian factions is already fraying. Fatah, which rules the West Bank, and the militant group Hamas, which holds sway in Gaza, have been at odds since a civil war broke out in Gaza in 2007.

Last month, the groups signed a reconciliation agreement. The two factions were supposed to announce the composition of a unity government in Cairo this week, but the meeting was postponed following disagreements over who should assume the post of prime minister.

A Microcosmic Election?