Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with damaging winds of up to 80 mph and large hail are expected across the Midwest and South with the cross-country storm moving east.

Portions of West Virginia, Ohio and Pennsylvania were under a new tornado watch issued on Sunday by the National Weather Service, as the death toll from storms rose to at least 34 people in six states since Friday.

Tornadoes have struck the Midwest and South, leaving widespread damage in their wake. Learn more about the impact and where the storms are heading next here.

The man last known to be seen with a University of Pittsburgh student before she vanished from a beach in the Dominican Republic gave more details to local prosecutors about the last time he saw her,

Tornadoes hit the US Midwest and Southeast overnight, killing three in Missouri and causing widespread damage. Forecasters warn of a “high risk” threat for Mississippi and Alabama as storms intensify.