Getty The Seattle Seahawks announced they have signed offensive tackle Bobby Hart. Hart, 31, previously played for the Giants, Bengals, Titans, Bills and Chargers. The Seattle Seahawks added another veteran to their offensive line room before mandatory minicamp, signing offensive tackle Bobby Hart on Monday, June 8. Seattle announced the move on its team website, noting that Hart has appeared in 108 career games with 75 starts. The Seahawks waived rookie wide receiver Levi Wentz in a