The issue focused on whether Sen. Rand Paul (R-Ky.) would support the measure. "It's not about whether he would support it or not," Paul spokesman Sergio Gor said. "It's about whether he would support the legislation that we're writing."

That bill has been filed with the Senate Finance Committee, which has no Republican members. The measure would require that members of Congress be paid "at least the minimum wage, not less than the minimum wage, and not more than the minimum wage