Watch Cliffhanger on PBS. See more from FRONTLINE.

PBS's "Frontline" released "Cliffhanger" on Tuesday ahead of the State of the Union, an inside look at how Washington arrived at the budget gridlock that threatened to send it over the "fiscal cliff."

The Fix's Chris Cillizza is hosting a chat on Wednesday with "Cliffhanger" producers Mike Wiser and Jim Gilmore, and Lori Montgomery, who covered the fiscal cliff negotiations for the Post. The chat will start at 2 p.m. Eastern, and will run live here in this post and on

In the meantime, you can watch "Cliffhanger" in full here and submit questions using Cover it Live or on Twitter using #Frontline.