The senator doesn't want oil refined in the Gulf of Mexico going overseas.
Sen. Mary Landrieu (D-La.) used a Senate hearing to plug the oil sands project.
Keystone XL opponents got a boost from foreigners who submitted comments to State against the pipeline.
Opponents of adding tolls to highways are fighting back.
Advocates are pushing Congress to ease up on restrictions on tolls roads in the next transportation funding bill.
The International Bridge, Tunnel and Turnpike Association (IBTTA) held a “summit on legislation, policy and infrastructure finance” on Tuesday in Washington.
IBTTA Executive Director Patrick Jones said tolling could be a potential solution to a shortfall in transportation funding that is projected to reach as high as $20 billion without congressional action later this year.
"Our anger doesn't just stop with Keystone XL," the head of Laborers Int'l Union said.
The American Public Transportation Association (APTA) is recommending that Congress increase its funding of transit systems in the U.S. by $11.5 billion per year.
The association announced on Tuesday at its annual conference in Washington, D.C., that it was proposing that Congress approve $100.4 billion in new public transportation spending when the current funding for road and transit projects runs out this fall.
The current congressional surface transportation bill is scheduled to expire in September, and the trust fund that pays for most of its infrastructure initiatives is projected to go bankrupt as soon as August.
APTA President Michael Melaniphy said the funding for transit systems should be increased in the new round of transportation funding that Congress is debating now.
Greens are rethinking their support for the possible 2016 presidential candidate, after she dodged a question on the pipeline.
Transportation Secretary Anthony Foxx on Monday said he expects a tough fight in Congress this year over funding for infrastructure.
Foxx and President Obama are pushing Congress to enact a four-year $302 billion road and transit appropriations bill before current funding runs out in August or September.
Lawmakers in the Republican-led House will get a chance to take aim at President Obama’s $90.9 billion request for the Department of Transportation’s 2015 budget this week.
The House Transportation and Infrastructure Committee will hold a hearing on Wednesday titled “Oversight of the U.S. Department of Transportation's Implementation of MAP-21 and Fiscal Year 2015 Budget Request for Surface Transportation.”
Officials from the DOT, Federal Highway Administration, Federal Transit Administration, Federal Motor Carrier Safety Administration and National Highway Traffic Safety are scheduled to testify before the panel.