In this March 11, 2013 file photo, a sign reading "Stop the Transcanada Pipeline" stands in a field near Bradshaw, Neb., along the Keystone XL pipeline route through the state. With the clock ticking, supporters of a Senate bill to approve the Keystone XL pipeline are still scrambling to find the last vote.

Senate fails to override Obama’s veto of pipeline bill

The 62-37 vote is expected to be one of many veto showdowns between Republicans and Obama in his final term.