Sri Lanka on guard against possible attacks by persons in military dress

Sri Lankan security officials have warned that Islamist militants behind Easter Sunday's suicide bombings are planning attacks and could be dressed in uniform, as the archbishop of Colombo complained about insufficient security around churches.

The militants were targeting five locations for attacks on Sunday just passed or on Monday, security sources said.

"There could be another wave of attacks," the head of the police ministerial security division (MSD) said in a letter to lawmakers and other officials seen by Reuters on Monday.

"The relevant information further notes that persons dressed in military uniforms and using a van could be involved