The government has said it has to “prepare for the worst” as the UK’s energy firms continue to come under pressure from soaring gas prices.

Small business minister Paul Scully told the BBC his department was working closely with regulator Ofgem to protect customers if more firms went bust.

Nearly 1.5 million customers have been hit in just two weeks by energy firms collapsing under soaring gas prices.

Among them are Avro Energy and Green, which ceased trading on Wednesday.

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