Russia is closing in on a key town in Ukraine's defensive line made vulnerable by the loss of Vuhledar, the British defence ministry says. Meanwhile, Vladimir Putin has signed off on increasing Russia's military spending to almost a third of the total budget.

A senior Russian diplomat has suggested that Moscow is open to conducting nuclear missile tests for the first time since 1990. Elsewhere, Volodymyr Zelenskyy discussed a potential ceasefire deal in an exclusive interview with Sky News - watch the full version below.