The third-year, third-string running back indeed has torn the anterior cruciate ligament in his left knee from a non-contact injury in a special-teams drill in the open field in training camp Saturday.

McIntosh will soon undergo season-ending surgery. He won't make the Seahawks' 53-man roster as a result. With the RB3 spot now wide open behind Kenneth Walker III and Zach Charbonnet, rookie running back Damien Martinez will feel pressure to fill that role.

Seattle Seahawks running back Kenny McIntosh has been placed on injured reserve with a torn ACL that will require surgery.