AP: ..."Tax relief just isn't change he can believe in," said the Republican presidential nominee-in-waiting, mocking his opponent's campaign slogan.
McCain's bid to chart a middle course on a major issue hit a bump, though, when he criticized Obama for proposing a windfall profits tax, despite saying last month he would consider the same proposal.
In a speech in energy-producing Texas, McCain said the United States needs more oil than during the Arab oil embargo of the 1970s, yet produces less. Now, he warned, a single successful terror attack at an oil installation could plunge the country into an "economic crisis of monumental proportions."
With President Bush's poll ratings at historically low levels, McCain often emphasizes his differences with the current administration, and he coupled his speech with the release of a new television commercial stressing an issue that appeals to environmentalists. more
McCain responds.