Senator Mark Udall, right, puts on the proper equipment to climb the Siemens Test Wind Turbine. Matt Brzezinski, left, escorted Udall to the top of the
Senator Mark Udall, right, puts on the proper equipment to climb the Siemens Test Wind Turbine. Matt Brzezinski, left, escorted Udall to the top of the turbine. Udall visited the NREL National Wind Technology Center south of Boulder on Saturday as part of a tour to highlight ways Colorado is creating energy jobs and helping the country be more energy self-reliant. ( CLIFF GRASSMICK )