Rounds of severe thunderstorms hammered the I-95 corridor Thursday, bringing damaging winds, torrential rain and intense lightning to major metro areas including Washington, D.C., Philadelphia and New York City. More than 600,000 customers lost power across the region at the height of the outages. That number was down to around 300,000 by Friday morning, according to PowerOutage.US. Learn more about your ad choices. Visit podcastchoices.com/adchoices