Nine persons including five police officials sustained injuries in a bomb attack on a Police Mobile Van here on Saturday. According to a private TV channel, the police mobile-van was targeted through a remote-controlled bomb planted on roadside in Sheikh Yusuf area, which injured nine persons. The police reached at the site after the incident and cordoned off the explosion site. The injured have been shifted to District Headquarter Hospital, where one person is reported to be in critical condition. Meanwhile, the security at all entrance and exit points leading to city has been beefed up, police sources said.