Sri Lankan police have arrested 13 men in connection with bomb blasts on churches and hotels that killed more than 200 people, news agency AFP. Authorities have not made public details on those arrested after Sunday's attacks. But a police source told news agency AFP the 13 were detained at two locations in and around Colombo.
The source said the 13 men are from the same radical group.
5 Indians among 290 killed in Sri Lanka serial blasts.
Sri Lankan reports say police have arrested 24 suspects till now in connection with the attacks on churches and hotels.
There were disruptions to flights in Sri Lanka, but the country's national carrier SriLankan has asked leaving passengers to report to check-in counters at least four hours prior to departure because of tight security checks at the Bandaranaike International airport.
The Eiffel Tower before and after it went dark at midnight in a tribute to the victims of Sri Lanka blasts.