On Monday's All In show on MSNBC, as he celebrated the "truly historic" news of President Obama's deal with Iran, Chris Hayes mocked "neocons"  for having a "dark day" and played the part of liberal caricature by suggesting that "neocons' nefariously wanted war with Iran for the "muscular assertion of military dominance."

A bit later, as he admitted that even Democrats in Congress are skeptical of the plan, he fretted about the possibility of Congress imposing more sanctions on Iran as he referred to doing so as "bonkers" and "ridiculous."

Hayes began the segment: