Vladimir Putin looked frail and unsteady at footage purporting to be from a midnight mass for Orthodox Easter, stoking rumours surrounding the Russian president's ailing health. He chewed his lip and appeared unsure of his footing as he stood in Moscow's Christ the Saviour Cathedral alongside the city's mayor Sergei Sobyanin. A nervous-looking Putin bit his lip while attending the church service, fidgeting and appearing distracted while watching the church service. He appeared to chew the insides of his mouth, shifting uncomfortably, adding to a swirl of commentary that the pressure of Russian setbacks over the war in Ukraine. A...