Sen. McCain called those pushing for arming Syrian `` enablers '' of war . It was the latest episode in a public feud that has implications over the future of the Republican Party . McCain has been embroiled in a bitter debate with Sen. McCain over foreign policy . McCain pushed back against the criticism that moderate fighters do n't exist in Washington .
Sen. McCain called those pushing for arming Syrian `` enablers '' of war . McCain has been embroiled in a bitter debate with Sen. McCain over foreign policy . McCain pushed back against the criticism that moderate fighters do n't exist in Washington .