DERA BUGTI: A security official was killed and four others injured in a landmine explosion in the Loti area of Dera Bugti on Sunday. Security personnel were on routine patrol when their vehicle hit a landmine, killing a security official and injuring four others. Members of the local administration rushed the injured to hospital. Also, a telephone digital box was destroyed when an explosive device went off in the Munno Jan area, suspending service to dozens of phone connections. Adjacent shops were also damaged, but no casualty was reported.