MIAMI (AP) — A Canadian man being held by immigration officials in South Florida has died in federal custody, officials said. Johnny Noviello, 49, died Monday afternoon at the Bureau of Prisons Federal Detention Center in Miami, a U.S. Immigration and Customs Enforcement press release said. The cause of death was under investigation.

Johnny Noviello, 49, was pronounced dead by the Miami Fire Rescue Department on June 23 at 1:36 p.m. He was found nonresponsive by staff at the Bureau of Prisons Federal Detention Center approximately 40 minutes earlier,