Mon, May 20, 2013, 12:41 PM EDT - U.S. Markets close in 3 hrs 19 mins
Athlete-amputee becomes artificial limb inventor
Okla. hardest hit by deadly storm system
Seven delicious dinners in 20 minutes or less
Three questions to ask before breaking up
Diesel cars: What you need to know
Justin Bieber: 'I should be taken seriously'
Controversial leader makes landmark visit to U.S.
