Sri Lanka, Jan. 1 -- The Western Province South Crimes Division has arrested a businessman for allegedly aiding and abetting the 2022 assassination of Sumudu Rukshan, the former Vice Chairman of the Kotikawatta-Mulleriyawa Pradeshiya Sabha.

The 32-year-old suspect, a resident of Kokowita in Parakaduwa, was apprehended following a breakthrough in the ongoing investigation.

The arrest follows the intense interrogation of another suspect, Dulidu Dulshan Amarasinghe, alias 'Tsunami', who was taken into custody on the 25th of last month.

Amarasinghe, a resident of Thalahena, Malabe, is alleged to have been the rider of the motorcycle used in the shooting. Information extracted from him under a detention order directly implicated the newly a...