South cleans up after unusually intense storm that killed 15

A group of adults and children enjoy an afternoon of sledding and snowboarding Wednesday on the campus of Wake Forest University in Winston-Salem, N.C. (AP Photo/Skip Foreman)

DURHAM, N.C. — Southerners shoveled, scraped and plowed their way Thursday out of a snowy deep freeze that caused a standstill across much of a region accustomed to mild winters.