Dont'a Hightower announces retirement in a letter to Patriots fans
New England Patriots Captain Dont'a Hightower Remains NFL Free
Patriots re-sign LB Dont'a Hightower
No franchise tag for Hightower
Thank You, New England by Dont'a Hightower
Report: Patriots would welcome Dont'a Hightower 'back with open
Patriots re-sign coveted Pro Bowl LB Dont'a Hightower
Which Patriots free agents remain unsigned after Trent Brown's
Patriots re-sign LB Dont'a Hightower
Has free agent Dont'a Hightower played his last game for the
Patriots' Dont'a Hightower: Retirement was never considered while
Hightower retires from NFL after decade with Patriots, 3 rings
Former Patriots LB Dont'a Hightower announces retirement – Boston
Dont'a Hightower, Patrick Chung among six Patriots to opt out
Patriots re-sign LB Dont'a Hightower