Photo taken on Jan. 3, 2020 shows the air crash site in Haputale, Sri Lanka. A Sri Lankan military aircraft, belonging to the airforce, crashed in Haputale, in the island's central hills of the Uva Province on Friday, killing all four military personnel on board, an airforce spokesperson said. (Photos: Xinhua)

Photo taken on Jan. 3, 2020 shows the air crash site in Haputale, Sri Lanka. A Sri Lankan military aircraft, belonging to the airforce, crashed in Haputale, in the island's central hills of the Uva Province on Friday, killing all four military personnel on board, an airforce spokesperson said.