TransCanada Corp, Canada’s No.2 pipeline company, on Tuesday raised estimated capital costs for its controversial Keystone XL project to C$8 billion ($7.02 billion) from an initial projection of C$5.4 billion, citing lengthy delays. Keystone XL, which would carry as much as 830,000 barrels per day of Alberta oil sands crude to the U.S. Gulf Coast, has been awaiting U.S. presidential permit for more than six years amid bitter opposition from environmental groups. However, with Republicans expected to make major gains and possibly even recapture the Senate in U.S. mid-term elections on Tuesday, there may be an opportunity for lawmakers in favor of the 830,000 barrel-per-day pipeline to force President Barack Obama to make a call. TransCanada Chief Executive […]