A top priority for a Republican-led Senate will be to send President Barack Obama a bill to authorize the Keystone XL pipeline and dare him to veto it. While most senators support TransCanada Corp. (TRP) ’s proposed $8 billion Canada-to-U.S. oil pipeline, the Senate under a Democratic majority hasn’t held a binding vote on it since 2012. The Republican-controlled House has repeatedly voted to permit the pipeline’s construction. Advocates say the shift in Senate leadership next year will give them more leverage in the oil-versus-environment debate that has raged since TransCanada applied for a permit in 2008. While they say they have at least the 60 votes needed to get a bill through Congress, they will lack the two-thirds margin to override a presidential veto. Senate Minority Leader Mitch McConnell, poised to lead the Republican majority in January, said at a news conference today that the Senate will take […]