Our correspondent Peter Bo sent us this report from Los Angeles.

The injured being taken to hospital at the scene of another mass shooting a ballroom in this predominantly Asian community on the outskirts of Los Angeles, the police say when officers arrived, people were pouring out onto the street, many were screaming, 10 were pronounced dead at the scene, five men and five women, at least 10 others were taken to hospital.

This is the suspect described by the police as an asian man aged between 30 and 50 he fled the scene but about 14 hours later was believed to be holed up in this white van surrounded by heavily armed officers some 20 miles away.

We are utilizing every resource to apprehend this suspect in what we believe to be one of the county's most heinous cases.

This community had been celebrating the lunar new year full of hope and optimism for the future, but like so many other american cities before them, they're now mourning the dead from a horrific act of violence, investigators say it's too early to pinpoint a motive for the attack.

The street party here was canceled.

It's one of the largest lunar new year celebrations in California and had been due to continue all weekend.

Everyone was having fun and it's a really big festival for them, Even though I'm not of Asian descent, but I've always been celebrating it.

This is the deadliest mass shooting in the United States since last May, when 21 people, most of them Children, were killed at a school in Texas.

Now the scourge of gun violence will haunt another community Peter Bos BBC News in Monterey Park.