Missiles thrown at police during illegal rave in Barking
Nine police officers have been injured after missiles were thrown at an illegal rave in Barking.
Two police sergeants, two dog handlers and five police constables were hurt while investigating the unlicensed music event in Thames Road.
About 1,000 people had gathered inside, while another 1,000 were outside.
Missiles were thrown at officers and nine men have been arrested, the Met said. Four officers were taken to hospital with minor injuries.
Police remain at the scene and road closures are in place.
Temporary Ch Supt Sean Wilson, borough commander for Barking and Dagenham, said: "A number of officers were injured whilst going about their duties and this will not be tolerated.
"A full investigation has been launched and we will endeavour to bring those responsible to justice."