US braces for more freezing cold as winter storm leaves at least 28 dead

Ice floats on the Hudson River as New York experienced its snowiest day in years (Seth Wenig/AP)

Many in the US faced another night of below-freezing temperatures and no electricity after a colossal winter storm heaped more snow on the north east and kept parts of the south coated in ice.

At least 28 deaths were reported in states afflicted with severe cold.