This is a developing story and will be updated as more information becomes available.
In a post to X, the Ann Arbor Police Department reported Engineering sophomore Lucas Mattson as missing. Mattson, a 19-year-old Caucasian male with brown hair and blue eyes, was last seen walking alone on the 1700 block of Hill Street near Washtenaw Avenue at about 1:30 a.m. Friday. He was wearing a light-colored T-shirt, blue jeans and white shoes. He was reported missing at 4:30 p.m that day. Officers are searching the area but have not yet located Mattson.
The AAPD wrote the freezing temperatures endanger Mattson and encouraged anyone with more information to contact the department…