- Former Cowboys WR Michael Gallup Surprisingly Retires From NFL at Age 28 Sports Illustrated
- Raiders WR Gallup retires after 6 seasons in NFL ESPN
- Raiders place WR Michael Gallup on reserve/retired list NFL.com
- Michael Gallup retires from NFL: Wide receiver played six seasons with Cowboys CBS Sports
- WR Michael Gallup retires on eve of Raiders’ first practice Deadspin
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