Darren Atchison loaded his all-terrain vehicle with granola bars and sports drinks, avoiding downed trees Monday as he delivering supplies to a neighborhood pummeled by one of the many deadly tornadoes that ripped through the U.

At least 33 people were killed in a powerful cross-country storm system that has devastated much of the Midwest and Southeast since Friday, officials said. The death toll continues to rise as severe weather and raging tornadoes obliterate homes,