(Portland, OR)  --  The Timbers look to extend their unbeaten streak to 16 games as they take on Vancouver Whitecaps at Providence Park on Saturday.  Portland is second in the West with 37 points and Vancouver is seventh in the West with 30 points.  The Timbers enter Saturday's contest riding a three-game winning streak, while the Whitecaps have only earned one win in their last four outings.