Women's Volleyball 10/16/2017 7:30:43 PM Pac-12 Conference Pac-12 Women's Volleyball Players of the Week Pac-12 volleyball players of the week. Pac-12 Offensive Player of the week is Mary-Kate Marshall, Oregon State. Pac-12 Defensive Player of the Week goes to Grace Massey, Oregon State. Pac-12 Freshman of the Week is Maddie Goings, Oregon State.