The Seahawks signed tight end Mitch Van Vooren, a former college hurdler turned football player who went undrafted out of St. Norbert College.

Receiver Nate McCollum, an undrafted rookie out of North Carolina, was waived to make room on the 90-man roster.

Van Vooren, who is from Peshtigo, Wisconsin, was a three-sport athlete in high school, lettering in track and field, football and basketball before heading to Marquette to run track. During an All-Big East track career, Van Vooren set a school record in the 400-meter hurdles, but he eventually decided to return to football, transferring to St. Norbert for two seasons.

Van Vooren, who is 6-foot-5, 242 pounds, was a first-team All-NACC selection last season, recording 33 receptions for 510 yards and 10 touchdowns in 11 games. The previou

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