Stranded semi-trailers and cars line southbound Interstate 29 as a snow plow works to clear drifts, Thursday, Feb. 3, 2011, near Summit, S.D. Emergency crews spent seven hours rescuing motorists after... more 
Stranded semi-trailers and cars line southbound Interstate 29 as a snow plow works to clear drifts, Thursday, Feb. 3, 2011, near Summit, S.D. Emergency crews spent seven hours rescuing motorists after more than 150 vehicles became stranded overnight in a blizzard. less 
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Associated Press | Photo By Dirk Lammers
Thu, Feb 3, 2011 4:14 PM EST