Article Photos: Greens back Tester despite Keystone votes in race with Rehberg



Sen. Jon Tester, D-Mont., answers a question from an unidentified audience member, after the first debate of the 2012 election against Rep. Denny Rehberg, R-Mont., in Big Sky, Mont. on Saturday, June 16, 2011. (AP Photo/Michael Albans)

Sen. Jon Tester, D-Mont., answers a question from an unidentified audience member, after the first debate of the 2012 election against Rep. Denny Rehberg, R-Mont., in Big Sky, Mont. on Saturday, June 16, 2011. (AP Photo/Michael Albans)