Emergency services have dashed to Dunstable, Bedfordshire, where it is understood the explosion happened after an electrical fan fire ignited some lighter fuel cans. Roads are closed and bus services have been diverted.

       Staff and shoppers have been moved away from businesses for their safety, reports Bedfordshire Live.

       But the two injured people have flash burns and are receiving treatment at A&E.

       CentrebusLive tweeted: "Luton Depot 26-10-21 In Dunstable there has been a shop fire/explosion by asda Dunstable so all services which serve this will not be able to until further notice."

       Firefighters, police and paramedics are in attendance, it is believed.

       Each of the emergency services has been contacted for more information.

       A spokesman for Bedfordshire Fire and Rescue Service said: "Beds Fire are currently in attendance at a newsagents at High Street North in Dunstable. We were called to an explosion, which seems to have been caused by an electrical fan fire igniting some lighter fuel cans. This has caused an explosion blowing out the shop front windows.

       "There are two casualties who have been taken to hospital with minor injuries and flash burns. We are currently carrying out a fire investigation to establish further details of the incident.

       "Two pumps are in attendance from Dunstable and the area is currently closed off to the public."