The prime minister is handing over blueprints so Kyiv can build its own long-range missiles - Moscow says the UK is "participating in this war".
1monon MSN
Huge smoke clouds over one of Russia's biggest oil refineries after Ukrainian drone attack
The regional governor says Russia has repelled 92 drones in Yaroslavl, home to the Slavneft-Yanos refinery, about 150 miles north-east of Moscow.
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