InsideClimate: Industry analysts and others who have wondered whether ExxonMobil will restart the broken Pegasus pipeline that leaked Canadian oil across an Arkansas suburb should get their answer in 2014. The 65-year-old pipeline hasn't shipped any oil since it ruptured on March 29, costing Exxon as much as $450,000 a day in lost revenue, or up to $124 million as of Jan. 1. It's unclear when exactly the company might resume pumping oil through the 858-mile line that crosses dozens of waterways, farms and residential...