Dramatic videos showed explosions at a gas station in the Italian capital Rome in which at least nine emergency responders were injured. The cause of the explosions is not yet known.

Several people were injured, including eight police officers and a firefighter, officials said. The cause of the blast was not immediately clear.

More than 20 people, including nine police officers and a firefighter, were injured on Friday in a huge explosion at a petrol station in an eastern district of Rome, Italian authorities said.Website Roma Today published a photograph of a huge ball of flame and smoke rising high into the sky.