Lofa Tatupu, Chris Spencer return to practice

SEAHAWKS TRAINING CAMP: Day 13One practice, Closed to the public, full pads, 2 hours, 20 minutes  Roll call: LB Lofa Tatupu returned to practice after sitting out Tuesday's workouts, same for center Chris Spencer, who was back after suffering a sprained ankle on Friday. Spencer participated in individual drills.CB Josh Wilson and S Deon Grant also returned after sitting out a day because each suffered a slight groin strain. DE Cory Redding was practicing, too, though Patrick Kerney remained out.The only new absence from practice was guard Mansfield Wrotto, whose injury has not been specified yet. With Wrotto sidelined, Max Unger took first-unit reps at right guard. Kyle Williams stepped in for Unger when the big man lost his shoe during practice.INT-eresting development: The Seahawks' seven-on-seven portion of the afternoon practice is the kind of drill that would have driven coach Mike Holmgren nuts because it included three interceptions.Well, that drew compliments fr...