Vladimir Putin is regretful over the war in Ukraine, according to the latest claim by one of his closest allies, as US defence officials warned North Korean troops will become 'legitimate targets' if they are seen to fight alongside Russian forces. Belarusian President Alexander Lukashenko delivered a wide-ranging interview with the BBC and state-owned broadcaster BelTA this week in which he was asked whether his Russian counterpart had regrets over launching his so-called 'special military operation' in Ukraine. -snip- 'Both sides suffer heavy losses... Does Putin regret it or not? Of course he regrets. He's a living man.' -snip- Ukraine's...