(Moscow, ID)  --  Cameron Forte piled up 20 points and 20 rebounds in a losing effort as the Vikings were edged by Idaho, 56-55 at the Cowan Spectrum.  Isaiah Piniero added 16 points for Portland State, which lost its second straight game and fell to 7-and-12 overall.  The team will look to improve on its 3-and-5 conference record Thursday against Montana State at home.