Federal Investigation Agency (FIA) Investigation Committee said on Wednesday that nine to 10 kilogrammes of explosive material was uses in the three blasts that targeted Shalimar Express near Ghagar Phatak railway tracks, between Karachi and Thatta on Tuesday
The team further said that the blast was triggered by a remote control device. The repair work of the track was underway until the last reports received. Some 14-10 bogies of Shalimar Express were derailed in the blast.