At l east five people were killed and several others injured in a deadly collision involving four vehicles on Peshawar-Islamabad Motorway near Charsadda Interchange early Monday morning. According to a private TV channel the death toll could rise and several injured are reportedly in critical conditions. According to Motorway Police, dense fog caused the deadly crash. Rescue 1122 reached the scene and shifted the dead and injured to different hospitals of Charsadda and Peshawar. Thirteen injured were shifted to Lady Reading Hospital in Peshawar. Traffic on the Charsadda-Peshawar motorway was totally paralyzed shortly after the fog fell and caused a series of accidents. Similarly, around 30 cars jumbled at Bahawalpur Road, Multan as a result of which some 25 people got injured. The injured have been shifted to Nishtar Hospital, Multan. Rescue 1122 and police are making efforts to remove the destroyed vehicles from the site. In other parts of the Punjab and Khyber Pakhtunkhwa freezing conditions and heavy snow is causing problems with major roads being forced to close.