UPDATE: 8:36 a.m. 07/14/21
Kirill Matveev has returned home safely. Thank you to the media and the public for sharing the information.
Pittsburgh Police Special Victims Unit detectives seek the public's help to find a missing 12-year-old boy.
Kirill Matveev was last seen on July 12, 2021 at 4 p.m. in the 2300 block of Arlington Avenue wearing a yellow sweater, black jeans, and white and black Vans shoes.
Matveev is approximately 5'7", 140 pounds, with brown eyes and brown hair.
He is known to frequent the Arlington area.
If you have any information regarding his whereabouts, please call SVU at (412) 323-7141.