Most likely Liz Cheney and Bill Kristol are proud of their McCarthy-hood.
Along with Darth Cheney, these are very dark, deranged and puke-ugly people bent on ensuring as much destruction and pain in the world as possible.
The foul ad produced by the Liz Cheney and Bill Kristol group is here.
Per the usual Republican naming conventions when the Liz Cheney and Bill Kristol group use the term 'keep America safe' they mean quite the opposite (as with Bush's Healthy Forests).
Glenn Greenwald says it best: "As always, those who most flamboyantly and shrilly anoint themselves Arbiters of American Patriotism wage the most vicious wars on its core principles."