Biden's ad-libbed Putin remarks should focus the west on what its endgame should be

Analysis: Any unseating of Russia's president is that country's business, not that of the US president Russia-Ukraine war: latest updates At the end of what had been a largely flawless visit to Europe, during which he focused on the misery Vladimir Putin was imposing on Russia, Joe Biden closed his 27-minute speech on Saturday evening in Warsaw by conjuring up the image of a less popular US president - George W Bush - when he said: "For God's sake, this man cannot remain in power." The US presid...