Sen. John McCain insists Sen. Rand Paul is an example . McCain : Paul has been ` ` doing somersaults '' after the beheadings of Westerners . He said Paul has `` dramatically shifted his positions on national security . Dick Cheney also has been critical of Paul on foreign policy . Paul , a possible 2016 GOP presidential candidate , denies any foreign policy involvement .
Sen. John McCain insists Sen. Rand Paul is an example . McCain : Paul has been ` ` doing somersaults '' after the beheadings of Westerners . Dick Cheney also has been critical of Paul on foreign policy . Paul , a possible 2016 GOP presidential candidate , denies any foreign policy involvement .