Transcript for Sri Lanka bombings blamed on radical Muslim group
This lankans face today thankless and I'm shifting on where responsibility lies for the eastern attacks that killed nearly 300. This is me lankans but also several foreigners including several Americans. The fuzz to be named decent Kowalski from Denver. He was standing in line waiting for breakfast when the bomb went off. What was supposed to be a joyful Easter Sunday. Was marred by horrific. Wave of Islamic radical terror. Bloodshed. Officials also announcing that indicated the sixers explosive device that was disables near the main affluent. I'm the suspicious I'm discovered apparently laced with gas cylinders was decimated in the controlled explosion. Twenty pull people not arrested in connection with the attacks measles investigating whether officials failed to prevent Sunday's tragedy. It comes does. They investigation progresses affect us is not shifting on national tell Heath John laugh. An obscure Islamist extremist group the government believes may be behind the attacks. It's menace reminder for vandalizing but it's not juice. But ministers say they think it's likely this little nine group had help from and that whack abroad. Jane Intifada an ABC news London.
This transcript has been automatically generated and may not be 100% accurate.