Australia has vowed to take the “strongest possible action” if it is confirmed that Russian forces have executed one of its captured citizens in Ukraine.

Sky News host Sharri Markson says Opposition Leader Peter Dutton has called for “serious repercussions” if Australian Oscar Jenkins was executed by Russia.

Reports have emerged that the Russians may have killed Oscar Jenkins, an Australian citizen who fought for Ukraine and was taken prisoner by the Russians. Australia promises to take "the strongest action possible" if this information is confirmed.

Canberra is making "urgent inquiries" about the status of Australian citizen Oscar Jenkins, a volunteer soldier captured by Russia in Ukraine, after unconfirmed reports of his death, the 7News outlet wrote on Jan.