The Detroit Lions could activate defensive back Christian Izien off the nonfootball illness list this weekend. Detroit Lions defensive back Christian Izien (27), left, safety Kerby Joseph (31), and cornerback D.J. The Lions also waived tight end Zach Horton and signed veteran tight end Anthony Firkser before practice Friday. Firkser caught eight passes for 53 yards and appeared in seven games with four starts for the Lions last season. This article originally appeared on Detroit Free Press: Lions re-sign TE Anthony Firkser; DB Christian Izien nearing return