At a time when there appears to be a burgeoning rift in Republican ranks over the government's use of drones, Sen. John McCain (R-AZ) on Friday argued that he, not Sen. Rand Paul (R-KY), represents former President Ronald Reagan's true legacy in the party. In a tense interview on Fox News, anchor Shepard Smith brought up the emerging schism between hawks such as McCain and non-interventionists like Paul.McCain and his longtime ally Sen. Lindsey Graham (R-SC) each blasted Paul earlier this week for the Kentucky libertarian's epic 13-hour filibuster over the nomination of John Brennan to lead the CIA. Smith...