The annual Thorns Spring Invitational, presented by Tillamook approaches, with the three teams who visited for last year’s preseason tournament making their returns to Portland.
Beginning Sunday at the University of Portland’s Merlo Field, two NWSL sides (the Chicago Red Stars and Houston Dash) join the United States’ Under-23 Women’s National Team in filling out the four-team field for the Thorns’ annual tournament. Over the course of the following week, the teams will play a three-team, round-robin tournament at the home of the Pilots, one that will serve as the primary warmup for the Dash’s, Red Stars‘ and Thorns’ 2018 seasons.