Suspect Miguel Rivera Dominguez.Photo:King County Sheriff’s Office

King County Sheriff’s Office
A 17-year-old boy is facing a murder charge after allegedlyshooting and killing a 21-year-old passengerwho had fallen asleep on a Seattle, Wash., bus, authorities said.
On Monday, after a month-long search, Miguel Rivera Dominguez turned himself in to authorities,the King County Sheriff’s Office said in a statement.
The teen is charged with first-degree murder and second-degree unlawful possession of a firearm, according to the King County Prosecuting Attorney’s Office, theSeattle Timesandthe Associated Pressreport.
He is expected to be tried as an adult.
The charges stem from a terrifying shooting aboard a King County Metro Transit Bus in White Center at 5:10 p.m. on Oct. 3.
Wagner seemed to be asleep when he was shot, the King County Sheriff’s Office said in the statement.
As 15 others on the bus screamed and tried to run for cover, “The defendant then fired two more shots through the door of the bus and fled to a location where he could change his clothing before returning home again,” prosecutors added in the charging dociments, ABC News reports.
None of the other passengers on the bus or the driver were injured in the shooting, police said, King5 reports.
Wagner died from multiple gunshot wounds. He was pronounced dead at the scene.
Want to keep up with the latest crime coverage? Sign up forPEOPLE’s free True Crime newsletterfor breaking crime news, ongoing trial coverage and details of intriguing unsolved cases.
Police launched a massive search for the shooter, who fled the scene and was considered armed and dangerous.
“Multiple specialized units, including Guardian 1 aerial support and a K9 Unit, responded to conduct a thorough search for the individuals involved,” the KCSO said in the statement.
As police continue to investigate, friends and family continue to mourn Wagner’s shocking death.
“Another young soul lost,” Wagner’s former teacher at Chief Sealth International High School, Vernel Nicholas, toldKing5.“Sitting on a bus, asleep. Sleeping!”
He remembers Wagner as “energetic, outgoing and lovable,” and said he always told him to “continue to focus on your goals.” King5 reports.
Dominguez is being held on a $3 million bail.
It is unclear whether he has retained an attorney who can speak on his behalf.
source: people.com