DERA ISMAIL KHAN, Muharram 10, 1434, Nov 24, 2012, SPA - At least Seven people including three children were killed, while 18 others including a policeman were injured in a massive bomb blast that went off at Bannu Chungi in Dera Ismail Khan here on Saturday morning, Geo News reported. The bomb disposal squad says 8-10 kilograms of explosives were used in the locally made bomb, while police say the bomb was planted in a garbage dump. Police further added that a suspicious person was arrested from the site of the blast. The injured have been shifted to a local hospital. Meanwhile the army has been called in to Dera Ismail Khan to take over security in the city. --SPA 11:21 LOCAL TIME 08:21 GMT www.spa.gov.sa/1051828