DERA ISMAIL KHAN: One person died and four others were injured when a passenger van skidded off a road here on Thursday.According to details, the passenger van was heading to Dera Ismail Khan from Peshawar when it veered off the road due to over speeding.As a result, 55-year-old Habib died while four others sustained injuries.Soon after the accident, the rescue 1122 teams from station 33 rushed to the site and shifted the injured to the hospita for medical treatment.