Tue, May 21, 2013, 3:20 AM EDT - U.S. Markets open in 6 hrs 10 mins
President Barack Obama speaks about immigration reform Tuesday, Jan. 29, 2013, at Del Sol High School in Las Vegas. (AP Photo/Isaac Brekken)
Caught on tape: Twister near Newcastle, Okla.
China's Li seeks stronger economic ties with India
Obama, Thein meet
At least 51 killed in massive Okla. tornado
Incredible photos of night sky over Earth
'Oh my god, that thing is getting huge!'
Tornado's incredible trail of devastation
Incredible prom surprise for Florida teen