Suspect in custody is 'young person'published at 07:43 BST
Image source, ReutersMore now from that update from assistant chief of Seattle Police, Tyrone Davis.
Davis says he is not able to discuss further details about the suspect who is in custody but it is a "young person". As a reminder, police are also looking for a second person believed to be involved.
Pressed on whether those who were injured were "innocent bystanders", he responds that we don't know their involvement at this time.
He says those injured include a two-year-old and all victims are in a stable condition.
"This is a tragedy and I'm really sorry this happened," he says.








