By Xinhua,
Colombo : The Sri Lankan police said Sunday that 12 people have been arrested over the grenade attack in the capital Colombo Saturday night.
A grenade explosion in the south Colombo ward of Wellawatta killed two civilians while 10 others were injured.
The motive for the attack and who was responsible are not yet known, police said, adding that all 12 people arrested are minority Tamils.
A bus bound for the eastern town of Batticaloa was parked near the spot of the grenade attack, police said.
“We are investigating into if any one had hurled the grenade or someone was carrying it,” police spokesman Ranjith Gunasekera told reporters.