Officials from Fire Brigades Union Scotland have laid flowers at the site of the fatal helicopter crash in Glasgow.
FBU officials visited The Clutha bar to lay flowers on behalf of all FBU members. Proud of our members and all emergency services #Clutha
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The singer had been tweeting in support of migrants when she was bombarded with abusive messages.
Ministers are reportedly considering plans in a bid to lower inward migration.
In a tweet on Saturday, the US president didn't give a reason for his absence but said he wished"everyone well and have a great evening".