At least two people were reported to have died as heavy rains soaked the region. More thunderstorms were expected on Thursday.

PITTSBURGH (AP) — A powerful storm downed trees and power lines, leaving more than a half million customers in Pennsylvania, Ohio and neighboring states in the dark on Wednesday morning, with local officials reporting at least three deaths.

New rounds of severe thunderstorms and life-threatening, potentially catastrophic, flooding risks are brewing in the central and eastern United States Tuesday, putting more than 50 million people at risk this week.