The suspected shooter at the Dallas U.S. Immigration and Customs Enforcement facility has been identified as 29-year-old Joshua Jahn, according to a report.

The alleged shooter killed one detainee and injured two others before killing himself on Wednesday, Fox News reported. The media outlet cited multiple unnamed sources.

Jahn reportedly has ties to Fairview and Durant, Okla., and has a mugshot from a 2015 arrest in Collin County, Texas, FOX 4 reported.

Special Agent in Charge of the FBI Dallas field office Joe Rothrock said during a press conference on Wednesday that the suspected shooter wrote anti-ICE messages on the rounds of ammunition. No law enforcement officers were injured in the shooting.