Oklahoma could see ‘catastrophic’ flooding as severe weather threats stretch from Texas to Vermont

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.

​ 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. Read More Breaking News, Latest News and Videos | CNN