You're reading: The Telegraph: British RAF fighter jets scrambled to investigate Russian planes as US troops land in Poland

 RAF fighter jets have been scrambled to investigate Russian planes which flew close to UK airspace, after 150 US troops landed in Poland to begin military exercises amid growing tensions with Russia over the escalating Ukraine crisis. Officials said Typhoon aircraft were dispatched from Scottish base RAF Leuchars after the Russian presence was detected on April 24. The jets are believed to have turned away shortly afterwards, the Ministry of Defence said.

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