UPDATE 12:26 p.m. EST:
Johnthony Walker was driving "well above" the posted speed limit (30 mph) at the time of the deadly crash, according to an arrest affidavit.
Walker "lost control of the bus and swerved off of the roadway to the right, striking an elevated driveway and mailbox, swerved to the left and began to overturn, striking a telephone pole and a tree," the affidavit states.
UPDATE 6:14 a.m. EST:
Bus driver Johnthony Walker, 24, has been arrested and charged with vehicular homicide after the school bus he was driving crashed on a suburban Chattanooga street on Monday, killing five elementary school kids and sending 23 more to the hospital.
Five children died at the scene, our partner at WTVC reports. Police have not yet determined the cause of the crash, though speeding was being considered "very, very strongly," city police chief Fred Fletcher said.
Here's Walker's mugshot.
Tennessee Gov. Bill Haslam said, "We're going to do everything we can to assist in any way."
NTSB launching Go Team to investigate school bus crash in Chattanooga, TN. Team to deploy a.m. of Tuesday, 22 Nov.— NTSB_Newsroom (@NTSB_Newsroom) November 22, 2016
The National Transportation Safety Board said it would investigate the crash.
Several people were killed when a school bus crashed into a home in Chattanooga, Tennessee.
Chattanooga Police Chief Fred Fletcher told our affiliate that there were roughly 35 students on the bus at the time of the crash.
During a press conference, the police department confirmed that there were "multiple fatalities," but did not specify how many.
Chattanooga Fire Department tweet from scene of the accident.
Fletcher said at least 23 patients have been taken to local hospitals.
Woodmore Elementary students in kindergarten through fifth grade were riding bus 366 when it crashed, according to a representative of the school.
A neighbor who lives near the crash site said the bus overturned and students escaped from the hatch on the roof.
Photo from the scene by reporter Kelsey Bagwell
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