The UK's terrorism threat level has been downgraded from "severe" to "substantial." It is now at its lowest since August 2014.
But Home Secretary Priti Patel says the UK is still at "a high level of threat" and an attack could "occur without further warning."
Benji Hyer reports from London.
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http://www.fsnradionews.com/feeds/1104threatlevel-bh-generic.mp3