The Ontario Provincial Police has reopened Seacliff Drive East between Erie Street South and Cherry Lane in Leamington after a standoff on Thursday.
Around 5 p.m., the OPP notified the public of a large police presence in the area.
They were conducting an investigation there and asked the public to stay away.
Around 1:30 a.m. on Friday, police, assisted by the OPP Tactics and Rescue Unit, arrested a suspect.
Police said they won't release any more details, but ask anyone with information to call 1-888-310-1122, Crime Stoppers at 1-800-222-8477, or leave a tip online at www.catchcrooks.com.
