(KUNA) -- Police in Western Indian city of Mumbai Thursday released sketches of four suspects based on eyewitness accounts of the serial train blasts in the city that killed 198 and injured 714 Tuesday. Mumbai police have also detained more than 150 people for questioning, news agency Indo-Asian News Service reported.On Wednesday night and Thursday morning, the Anti-Terrorism Squad of Mumbai Police that been assigned the task of investigating the blasts conducted a series of raids in several parts of Mumbai. "We have detained some people for questioning and raids are being conducted in many places. However, no one has been formally arrested," city police told reporters Thursday. "Sketches of four suspects seen at some of the bomb sites have been prepared and we are working on several leads," Mumbai Police Commissioner A N Roy told the news agency Thursday.
He said that there had been widespread search operations and many people have been detained from several pockets of the city and its suburbs.He said he was not in a position to disclose anything about the investigation at the moment. To strengthen its investigation, the city police has asked former crime branch officers who investigated the 1993 Mumbai blasts that killed 250 people to join in, the news agency reported. "We are sure that the perpetrators of the blast have at some stage taken the aid of the underworld and this could be vital clue in the probe," Police Commissioner Roy said.
