The powerful storm, fueled by a whirling mass of cold air that usually extends across the Arctic, was expected to leave much of the South in the low-teens or single-digit degrees.
James Cauthen was killed on Sunday as he and the driver he was assisting came under fire while seeking help in Stroud, Ala., the authorities said. A man was charged with murder.
“So many of you have never seen an event like this,” Louisiana’s state climatologist warned, with New Orleans facing possibly the most snow it has ever seen.
The measure, which increases deportations for undocumented migrants charged with crimes, is likely to be the first bill to reach President Trump’s desk. It must pass one more House vote to clear Congress.