Video posted by Twitter user David Massey shows the aftermath of destruction left by a tornado that ripped through the Oklahoma City area.

A tornado estimated to be a mile wide has obliterated part of the Oklahoma City metropolitan area. The tornado hit the city of Moore, where two schools were hit, along with a hospital and a movie theater. Anna Werner reports.

Oklahoma City Manager Jim Couch told Scott Pelley that search-and-rescue teams have been dispatched after a tornado estimated to be over a mile wide tore a path through the town of Moore, Okla.

Oklahoma Governor Mary Fallin tells CBS News' Scott Pelley "it will be a miracle if people survive the massiveness of this storm"

Oklahoma Governor Mary Fallin spoke with Scott Pelley about the tornado that ripped through the Oklahoma City suburb of Moore, causing massive destruction.

A resident of Moore, Okla., described to KWTV how her family survived the tornado that tore through the suburb of Oklahoma City.

NWS classifies latest tornado as EF-4, second most powerful-type of twister

Meteorologist David Bernard joins Scott Pelley to talk about where the severe storms are headed.

Dean Reynolds speaks to Bonnie Esrig, a retired employee of the IRS office that's accused of political targeting. She says that in her 24 years in the office under two Democratic and two Republican presidents, she never heard anyone say, "The president wants this done."

Children pulled from rubble alive as first responders look for survivors in 200 mph twister; officials say multiple fatalities likely

Children pulled from rubble alive as first responders look for survivors of 200-mph twister; officials say multiple fatalities likely

A tornado, estimated to be more than a mile wide, hit the southwestern suburbs of Oklahoma City creating massive destruction. Scott Pelley reports.

18 year old Eesha Kha-RAY from Saratoga, Calif., is one of the best young scientists in the world. She received the Young Scientist Award for her research in chemistry. Eesha: "My project, I developed a new supercapacitor, which is basically an energy storage device which can hold a lot of energy in a small amount of volume." Sharon Chin reports.

Van with Maryland plates returning from California religious gathering crashed and flipped several times; six hospitalized

"Large and extremely dangerous" twister heads toward populated areas; at least 2 dead, 21 injured by powerful Midwest storm system