Four bus passengers killed in Sri Lanka blast

At least four people travelling in a Sri Lankan bus were killed in a bomb blast today.

The blast occurred in Nittambuwa, 25 miles north-east of the capital, Colombo, said senior police officer DW Prathapasinghe.

About 80 people were inside the bus, the officer said, adding that it was not known whether the blast came from inside or outside the bus.