Callahan signed with the Lions' practice squad Saturday.
Dec 1, 2019 8:12 AM EST
Callahan worked out with the Lions on Tuesday, Aaron Wilson of the Houston Chronicle reports.
Nov 26, 2019 3:17 PM EST
Callahan was cut by the Ravens on Friday.
Aug 30, 2019 7:57 PM EST
Callahan signed a contract with the Ravens on Monday, Mike Garafolo of NFL Network reports.
Jul 29, 2019 3:58 PM EST
Callahan was waived by the Buccaneers on Friday, Field Yates of ESPN reports.
Apr 27, 2019 11:46 AM EST
Callahan signed a reserve/future contract with the Buccaneers on Wednesday, Greg Auman of The Athletic reports.
Jan 2, 2019 4:20 PM EST
Callahan was waived by the Eagles on Friday, Tom Pelissero of NFL.com reports.
Aug 31, 2018 1:39 PM EST