What do Aldrich Ames, Robert Hanssen, and Ana Montes have in common? Two things: they all spied against the United States, and they all had Plato Cacheris as their lawyer. SPY Historian Vince Houghton and Executive Director Peter Earnest sat down with the legendary defense attorney to discuss many of his most (in)famous clients – including Ames, Hanssen, Montes – who stole some of America’s most guarded secrets.