Russia-Ukraine latest: Putin orders nuclear deterrence forces on high alert; Zelenskiy says Ukrainian and Russian delegations to meet

Vladimir Putin said move came after aggressive statements by Nato countries; Ukrainian president says meeting comes with no preconditions

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Covid live news: Germany registers record 92,223 new cases; Omicron variant now dominant in Italy

Robert Koch Institute reports another daily cases record and 286 deaths; Italy’s National Health Institute says at least 81% of cases are Omicron

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Biden says he’s ‘not open to doing nothing’ on infrastructure amid Republican criticisms of plan – as it happened

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US election 2020: Trump campaigning in five states as Biden heads to Philadelphia – live updates

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