Cold wave to continue across Pakistan

A Pakistani boy wraps himself with a sheet to shield from the cold, while walking in a slum, on a foggy morning in Islamabad, Pakistan, Monday, Jan. 7, 2013. (AP Photo/Muhammed Muheisen)

A Pakistani man wrapped in a shawl to avoid the cold, walks on a sidewalk on a foggy morning in Islamabad, Pakistan, Monday, Jan. 7, 2013. (AP Photo/Muhammed Muheisen)

Two Pakistani men wrapped in shawls walk during a foggy and cold morning in Islamabad, Pakistan, Friday, Jan. 4, 2013. (AP Photo/Muhammed Muheisen)

A Pakistani woman stands outside her makeshift home in a slum during a foggy and cold morning in Islamabad, Pakistan, Friday, Jan. 4, 2013. (AP Photo/Muhammed Muheisen)

A Pakistani man sits in a park reading the newspaper during a foggy and cold morning in Islamabad, Pakistan, Friday, Jan. 4, 2013. (AP Photo/Muhammed Muheisen)

An elderly Pakistani man, searches for items in a garbage dump hoping to sell to a recycling factory, on a cold, foggy day, on the outskirts of Islamabad, Pakistan, Monday, Jan. 7, 2013. (AP Photo/Muhammed Muheisen)