A London bus exploded sending a flaming tyre shooting across a busy street just moments after it's terrified passengers had escaped.
Luckily for those on board, a passing police officer spotted flames coming from a rear wheel and alerted the driver to the danger.
Witnesses described a "massive explosion" that shot flames "10 metres across the street".
Photojournalist Morshed Alam, 32, told the Evening Standard: "Its amazing no one was hurt.
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"A crowd had formed, some of them must have been the passengers, and police were telling everyone to stay back.
"The fire was getting bigger and suddenly there was a huge explosion. It sounded like a giant gun shot. People started screaming and stepped back, panicking."
The cause of the fire is under investigation but is not thought to be suspicious.