If this is true, then Zucker doesn't just need to be forced out -- he needs to be tied to the back of a chariot and dragged around 30 Rock like the body of Hector.
The Huffington Post: Nikki Finke Reports Jeff Zucker Threatens Conan, Promises to Keep Him Off-Air for Three-and-a-Half Years/1.14.10
Regardless, it looks like Leno is back in place at The Tonight Show -- at its regular time.
TMZ: Leno's Return to Tonight Show a Done Deal/1.14.10
Leno and NBC deserve each other at this point.
By the way, on a purely selfish note, if you Google "Jeff Zucker" right now, my piece from this site and the Huffington Post calling for Zucker to do the honorable thing (which obviously, being Jeff Zucker, is impossible) and step down is the very first thing that appears at the top of the screen under news items.
(Update, 11:50pm: The Superficial is quoting a report by the New York Post which claims that Conan O'Brien will be quitting The Tonight Show as of next week.)