PESHAWAR - At least two persons were killed and 13 other got injured in a gas cylinder blast near Shuba Chowk on Thursday, police said. Sources said that gas cylinder exploded in a mini-pajaro in which several person were on board. The injured were taken to hospital in critical condition. Sources at Lady Reading Hospital confirmed that two dead bodies and thirteen injured people had been brought in. Police cordoned off the area and investigations are underway.