Sri Lanka Bomb Blast: Major disaster averted after 9th improvised bomb diffused near Colombo airport - Sri Lanka bomb blasts: The police arrested the 13 suspects after some of them were spotted travelling aimlessly in a van in front of one of the hotels that were attacked. However, the police have failed to gather any conclusive evidence against the accused so far. Reports said the Sri Lankan probe agencies have spotted an international pattern behind the coordinated bomb blasts that took place on Sunday.