A terrorist has been killed in an ongoing encounter at Chitragam in south Kashmir's Shopian district on Wednesday, officials said.Police said the security forces had received a specific input about the presence of terrorists in the area, following which a joint operation was launched by the Army, CRPF, and police to flush them out.As the security forces zeroed in, they came under heavy fire from the militants that triggered the encounter."One unidentified terrorist has been killed in the Shopian encounter; the operation is going on," the police said.