Australia’s Prime Minister Anthony Albanese says his government will take the “strongest action possible” if Russia has harmed an Australian who was taken prisoner while fighting for Ukraine.

Australia has pledged to take the "strongest action possible" if Russia is found to have deliberately harmed one of its citizens who was fighting alongside Ukrainian forces. Oscar Jenkins was captured last month by Russian troops,

Oscar Jenkins, an Australian teacher fighting for Ukraine, was reportedly captured and interrogated by Russian soldiers. His status and whereabouts are unknown.

Learner Tien, a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990, upsetting a racket-tossing Daniil Medvedev 6-3,

At the age of 19, Learner Tien defeated Daniil Medvedev in a five-set thriller that finished just before 3 a.m. in Melbourne.

Last year's runner-up Daniil Medvedev was dumped out in the Australian Open second round early Friday morning by 19-year-old qualifier Learner Tien in a massive Melbourne shock.In his debut Australian Open,