Russ Girling, chief executive of TransCanada Corp, waits to speak at the annual IHS CERAWeek conference in Houston, Texas March 4, 2014. TransCanada Corp is confident the controversial Keystone XL ... more 
Russ Girling, chief executive of TransCanada Corp, waits to speak at the annual IHS CERAWeek conference in Houston, Texas March 4, 2014. TransCanada Corp is confident the controversial Keystone XL pipeline will receive Obama administration approval and be built, Girling said on Tuesday. REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS ENERGY) less 
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Reuters | Photo By RICK WILKING / REUTERS
Tue, Mar 4, 2014 5:54 PM EST