(Portland, OR)  --  The Timbers trailed by two goals at the half but rallied for a 3-2 win over the Dynamo at Providence Park on Sunday.  Lucas Melano put Portland on the board in the 64th minute.  Diego Valeri fired the equalizer on a penalty kick in the 82nd minute and followed it up with the game-winning PK in stoppage time.  It was the first time in the team's MLS history that Portland has overcome a two-goal deficit to win a match.  The Timbers host the LA Galaxy on Wednesday night.