Tornadoes touch down in Oklahoma

Tornadoes swept across portions of the Plains on Monday, killing two people at the start of what is expected to be a period of unsettled weather in the nation's midsection.

An emergency management director said a man believed to be in his late 70s died when a tornado hit a home near Wynnewood, south of Oklahoma City. Johnston County Sheriff's Sgt. Stacey Pulley said another man died near the town of Connerville. Read Story

Touching down: A tornado rips through a residential area after touching down south of Wynnewood, Okla.

Stopping for a look: Vehicles stop on the side of a road as a tornado rips through a residential area after touching down south of Wynnewood, Okla. The tornado touched down quickly and destroyed an unknown number of structures before a series of other twisters riddled the area.

Wynnewood: The Oklahoma Highway Patrol closed Interstate 35 near Wynnewood for 15 minutes Monday so the storm could pass, temporarily shutting down the primary route between Oklahoma City and Dallas.

Super cell: A truck heads down the road as a super-cell storm system prompting multiple tornado warnings expands across the sky near Hugo, Okla.

Storm chaser: A man captures images on his cellphone while a tornado wreaks havoc near Hickory, Okla.

Ominous sky: Cattle graze near Hickory, Okla., under storm clouds.

Surveying damage: Kenny Baker, right, and Tony Scheuerman help clean up after a tornado destroyed homes west of Wynnewood, Okla.

Aftermath : A woman looks over tornado damage west of Wynnewood, Okla., in rural Gavin County on Monday. Storms swept through the nation's midsection Monday, spawning numerous tornadoes.