Seahawks waive rookie DT Andru Pulu

The Seahawks have waived rookie defensive tackle Andru Pulu, per the NFL’s Tuesday transactions. The move gives Seattle 89 players on the roster, per the club’s website. The Seahawks have nine defensive tackles, including ex-Vikings interior lineman Kevin Williams, whom Seattle signed in June. Pulu (6-1, 322) signed with the Seahawks as an undrafted free…