A Lebanese man walks past sand barriers that were set in front of a jewelry shop in a Shiite neighborhood in a southern suburb of Beirut. After a wave of car bomb attacks on Hezbollah's stronghold south of Beirut that left scores of people dead or wounded over the past three months, shop owners scared of more bombs have set up sand barriers in front of their shops to reduce damage.
Commuters brave the cold weather while walking the streets of Chicago, Illinois, January 28, 2014.
A "sun dog" atmospheric phenomenon appears over a farm in southern Minnesota, Minneapolis. Chicago, Minneapolis and other parts of the Upper Midwest will have two consecutive days of subzero highs on Monday and Tuesday, according to forecasters.
A crescent moon and Venus (L) rise in the pre-dawn hours over the east side of Manhattan in New York.