South Park, PA -- In another sign that national organizations have started to believe that it's time for Rep. Murphy to find new work, The Sierra Club is the second environmental group to endorse Dan Connolly for Congress. This endorsement acknowledges Dan’s deep commitment to protecting the environment, not only in Southwestern Pennsylvania, but across the country. “I am humbled to have the endorsement of such an esteemed organization as the Sierra Club, and proudly join them in their fight to protect our natural resources.“ said Connolly. Peter Wray, Sierra Club’s local political chair and a resident of the 18th district, said, “Dan has already demonstrated that he is the strongest challenger that Tim Murphy has ever seen!” The Sierra Club is one of America's leading organizations fighting to preserve our nation's natural beauty. Please visit the Sierra Club online at: www.sierraclub.org.