Vincent Nogueira scored in stoppage time and Philadelphia beat New York City FC 2-1 for the Union's first Major League Soccer victory of the season on Saturday. NYC goalkeeper Josh Saunders collided with Conor Casey inside the 6-yard box defending a cross and Nogueira toe-poked it home in the 92nd minute. Zach Pfeffer started the scoring in the 27th minute for Philadelphia. Sebastien Le Toux beat his defender, dribbled to the goal-line and fed it across to Pfeffer. David Villa scores from close range to round off a classy New York City goal, but couldn't prevent a defeat . Villa started the move with a back-heel before tapping in the rebound after his team-mate's shot was saved . Former Spain international David Villa equalized in the 55th minute for City, reacting first to a rebound off debutant goalkeeper John McCarthy to tap the ball into an empty net. New York's Lloyd Sam scored in the 90th minute to rescue a 2-2 draw for the Red Bulls at high-flying DC United. Goalkeeper Bill Hamid blocked Sacha Kljestan's free kick, but the ball squirted away and Sam beat his defender to the loose ball for the equalizer. Perry Kitchen gave United a 1-0 lead after heading Taylor Kemp's 26th-minute corner kick off the post and into the net. In the 67th minute, Chris Rolfe navigated through New York's defense and found Kitchen, who took one touch and drilled a shot for a 2-0 lead for the Eastern Conference leaders. New York answered a minute later when Damien Perrinelle headed in Felipe's corner kick for his first MLS goal. Sanna Nyassi scored in the 75th minute as San Jose beat MLS-leading Vancouver in a tempestuous match that saw both teams finish with 10 men. San Jose Earthquakes midfielder Sanna Nyassi scores the only goal in his team's win over Vancouver . Vancouver blocked the first two shot attempts of the sequence, and then Nyassi smashed the left-footed strike from near the penalty spot into the left corner of the goal for his first career goal with the Earthquakes. Pedro Morales and Adam Jahn both received red cards in the 88th minute for a brief altercation. Jahn went down, and Morales kicked at the ball near Jahn's midsection after the whistle. Jahn kicked back at Morales' shins in retaliation. Giles Barnes headed home Brad Davis' free kick in the 15th minute, ending Houston's 274-minute scoring drought, as the Dynamo beat the Montreal Impact 3-0. Ricardo Clark doubled the lead for Houston in the 72nd minute and Rob Lovejoy capped the scoring in the 80th as the Dynamo won for the first time in 5 games, despite Montreal controlling possession for most of the contest. Elsewhere, New England played to a scoreless draw with Columbus, as did Real Salt Lake at Sporting Kansas City. The Houston Dynamo players celebrate with Giles Barnes after he scored in a 3-0 win over Montreal Impact .
Vincent Nogueira nets stoppage-time winner for Union . New York Red Bulls draw with DC United thanks to Lloyd Sam equaliser . Table-topping Vancouver Whitecaps lose to San Jose Earthquakes .