(L-R)Committee ranking member Senator Maria Cantwell (D-WA) and committee chairman Senator Lisa Murkowski (R-AK) listen during a session of the Senate Energy and Natural Resources Committee on Capitol Hill January 8, 2015 in Washington, DC. The committee met for a markup of legislation to arrive the Keystone XL pipeline project. AFP PHOTO/BRENDAN SMIALOWSKI (Photo credit should read BRENDAN SMIALOWSKI/AFP/Getty Images)