14.Undisclosed sources in Ukraine told 7News that the body of Jenkins, a 32-year-old teacher from Melbourne whose capture was reported in December, has been found. He is believed to have been executed by his Russian captors.Australian officials are yet to confirm Jenkins' death, while Australia's Foreign Ministry has summoned the Russian ambassador to "seek information" and urge Moscow to comply with international law.7News reported "speculations" that Jenkins' body has been found but is yet to be officially identified, without providing details on the circumstances of the body's discovery. Ukrainian authorities are said to be working to verify the reports. The Kyiv Independent has contacted the Australian Embassy in Kyiv and the Ukrainian authorities but has not received a response as of publication.The Geneva Conventions mandate all warring parties to treat prisoners of war (POW) with respect and dignity, while executing POWs is considered a gross violation of international law and a war crime.