co-host of msnbc's "the cycle" steve corn knackster kornacki. army wives meets john hecarry. three ring circus, mission impossible the cohen brothers. the extramarital affair/political drama that enveloped former cia director david petraeus gets more extraordinary by the minute. this morning washington woke up to the news that the top commander of u.s. and nato forces in afghanistan, general john allen, has also been investigated by the fbi after having exchange, according to a senior defense official, possibly thousands of potentially inappropriate e-mails with jill kelley, the 37-year-old social liaison at the heart of the scandal that led to general petraeus' resignation. house homeland security committee chair peter king had another term to describe the unfolding drama. >> it's really a great tragedy. general petraeus, one of our most distinguished generals and general allen, considered a super star in the military, did an outstanding job in afghanistan, was going to go to