Barack Obama said Friday that a windfall profits tax should be imposed on the oil industry to subsidize a $1,000 "emergency" rebate for consumers struggling with surging gas prices. The rebates had already been announced as part of his tax relief proposal, but the presumptive Democratic presidential nominee said the release of a disappointing jobs report Friday called for the immediate adoption of the plan, which he said would provide a rebate that would “be enough to offset the increased cost of gas for a working family over the next four months." Obama and John McCain reacted to the latest...