UPDATE 2 P.M.
Crystal PD says the teenager has been found safe.
Police are asking the public to help keep an eye out for a missing teenager.
Tyler Simonson, 17, got off his bus in the area of Bass Lake Road and Sherburne Avenue in Crystal and walked away from it, Crystal Police Department said in a note to the public on Wednesday morning.
Police describe Simonson as a "young man with Autism" and was last seen wearing a blue/gray sweatshirt, blue pants and black and white Nike shoes.
Anyone with information is asked to call 911.