The gas-tax holiday has emerged as one of the most contentious issues of the race, with Mr. Obama calling the proposal a gimmick that would deplete a fund to build and repair bridges and roads and would cost thousands of jobs. Not so, Mrs. Clinton has said, suggesting to voters that Mr. Obama opposes extending them a break. Analysts estimate the plan would save drivers 30 cents a day.
Source: As Tuesday Votes Loom, Obama Seeks Lift and Clinton Pushes Gas-Tax Plan.