16-year-old Derrick Slawnikowski, missing from Delafield, located unharmed

Published June 28, 2016 9:35pm CDT

WAUKESHA -- Officials with the Waukesha County Sheriff's Department said Tuesday night, June 28th a missing 16-year-old boy has been located unharmed.

On Monday, June 27th, Derrick Slawnikowski was reported missing from his residence in the Town of Delafield.

It was reported that Slawnikowski was last seen on Sunday, June 26th at approximately 8:15 p.m. when he went up to his room.

Sheriff's officials thank everyone who helped spread the word in this case.