At least three people were injured at the festival in Hannibal, Missouri, over the weekend. Source

O’Donnell will be anchor and managing editor of the show Source

60 Minutes archives: Scott Pelley reports on Supermax prison and its inmates Source

Some of the worst massacres in recent memory have had something in common: the AR-15 style rifle. Scott Pelley reports on why the high-velocity rounds used in the gun makes it so deadly. Source

A lawsuit filed on behalf of 21 kids alleges the U.S. government knowingly failed to protect them from climate change. If the plaintiffs win, it could mean massive changes for the use of fossil fuels. Steve Kroft reports Source

McCartney walks down memory lane while looking through old pictures and videos and talks about how he still feels the need to prove himself with his music. Sharyn Alfonsi reports Source

McCartney walks down memory lane while looking through old pictures and videos and talks about how he still feels the need to prove himself with his music Source

A hot air balloon made a hard landing into a crowd of people in Missouri. It happened at a festival in the city Hannibal. Meg Oliver reports. Source

Snow blanketed some of the higher elevations in the West as 2 feet of flurries fell on Steamboat Springs Resort in Colorado. Thunderstorms forced music lovers at a festival in Kansas to run for cover Saturday. Meteorologist Jeff Berardelli has the forecast. Source

As family and friends mourn the lives lost in one of the state’s worst civilian aviation disasters, investigators are searching for clues about why a twin-engine plane crashed on Oahu’s North Shore late Friday. Jonathan Vigliotti reports. Source