Athula Rathnayaka, who undergoing treatment after being wounded at the Weeraketiya shooting is identified as the chief suspect in a case where a person was set ablaze and killed in January last year.
A 37-year-old person was thus killed during the incident.
He was burnt alive, while he slept in a lorry. A group was involved in the crime, police said.
In the shooting yesterday, Athula and three others were wounded.
One person was killed during the incident.