Superintendent Andy Towler told ITV Border about his colleague's act of bravery:
Inspector Dennis Kelly has been awarded for his bravery at the prestigious Annual Police Bravery Awards ceremony in London.
Mr Kelly was duty when he stopped an armed robbery taking place at a petrol station near Maryport.
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The family of Christian Pay, who died on Friday after suspected substance abuse at a festival, have paid tribute to the Millom teenager.
The Borders Railway is to be officially opened by the Queen... on the day she becomes Britain's longest serving monarch.
Christian Pay's family say he was "loved by all" and had "the heart of a lion". The 18-year-old died after falling ill at the festival.