Facing public criticism for not acting against Islamist extremist groups in the island nation, Prime Minister Ranil Wickremesinghe said some of the suspected attackers responsible for the Easter Sunday bombings were being monitored by the country's intelligence services.

from Times of India https://timesofindia.indiatimes.com/world/south-asia/sri-lanka-still-faces-possible-terror-attacks-authorities-now-focussing-on-sleepers-pm-ranil-wickremesinghe/articleshow/69044987.cms