A notorious pro-Putin YouTuber, currently hiding from police in the Russian Consulate in Sydney, has called on the Wagner mercenary group to capture Australian and New Zealand citizens fighting in Ukraine for a “prisoner swap” so he can flee to Russia. Simeon Boikov, 33, who goes by the name “Aussie Cossack”, has been holed up in the Woollahra consulate since December, where he fled seeking “political asylum” after being told by police he was wanted for questioning — the day before he was due to fly to Moscow. Boikov was accused of assaulting a 76-year-old man at a pro-Ukraine rally...