Sporting Kansas City. Future Portland captain Jack Jewsbury came on as a 63rd-minute substitute for Kansas City in the match. Cascadia Summit On March 1, the Timbers sent allocation money to Sporting Kansas City in exchange for midfielder Jack Jewsbury just before leaving for Tukwila, Washington to attend the 2011 Cascadia Summit. That same day it was announced that rookie Darlington Nagbe would have to undergo surgery for a sports hernia and would miss 2 to 4 weeks. The first match of the Cascadia Summit saw the Timbers defeat hosts Seattle Sounders FC 2–0 off of goals by trialist Jorge Perlaza and Kenny Cooper. New signing Jack Jewsbury wore the captain's armband for Portland, though he had been with the team for only two days, and would later be named captain on a permanent basis. The next day, Portland faced their other Cascadia rivals, Vancouver Whitecaps FC, and the Timbers made 11 changes to the side that faced Seattle. Midfielder Ryan Pore scored early in the first half but the Whitecaps equalized before halftime thanks to an own goal from defender David Horst. Portland's reserves held Vancouver scoreless in the second half to come away with a 1–1 draw. Final preparations Portland officially signed trialist Jorge Perlaza on March 7 after clearing up a complicated contract situation with his previous club, Deportes Tolima. After donning the armband during the Cascadia Summit, midfielder Jack Jewsbury was named captain for the remainder of the season on March 11. The Timbers played their final preseason game on March 12 versus fellow Western Conference side San Jose Earthquakes at Buck Shaw Stadium in Santa Clara, California. Portland defender Eric Brunner gave the Timbers the lead in the 52nd minute but the Earthquakes equalized from the penalty spot 17 minutes later. San Jose defender Chris Leitch was sent off late in the game but, due to it being a preseason training match, the Earthquakes were allowed to replace him. Portland held on for the 1–1 draw to finish their preseason undefeated. On March 14, Portland announced that Oregon-based windows and doors manufacturer Jeld-Wen had purchased the naming rights for PGE Park and that the stadium would be known as Jeld-Wen Field effective immediately. While details of the deal were not announced it was speculated to be a multi-year, multimillion-dollar deal. Although it had been widely reported in Uganda for several weeks, the Timbers officially announced