And now to an issue that lawmakers are not spending a lot of time debating: climate change. Tomorrow, President Obama will lay out a strategy to address the problem, using executive powers. It's an admission that's sweeping climate legislation stands little chance of passing Congress as NPR's Jennifer Ludden reports.
JENNIFER LUDDEN, BYLINE: Aides say Mr. Obama's plan includes limiting carbon dioxide emissions from power plants. The reaction from House Speaker John Boehner was blunt.
President Obama speaks at Ellicott Dredges in Baltimore on May 17. The trip followed a visit by the company's president to Capitol Hill to testify in support of the Keystone XL pipeline. The White House says Obama's speech had nothing to do with Keystone, but environmental groups have been frustrated with his stance on the issue.
If you're driving down the road someday and you come across a camper with a 50-foot periscope sticking up into the sky, you just might have crossed paths with Ira Leifer. His quirky vehicle is on a serious mission. It's sniffing the air for methane, a gas that contributes to global warming.
Leifer is an atmospheric scientist at the University of California, Santa Barbara. But you'll more often find him off campus, in a garage, next to a string of auto body shops near the airport.