The Insiders take a ride in the "Way Back Machine." The panel discuss the possibilities of another Bush and Clinton presidency, as well as the kinds of conversations the candidates and their supporters are already having with key Iowans.
Doug Gross, a longtime Republican activist, key adviser to Governor Terry Branstad, and the party's 2002 nominee for governor said he has personally talked to former Florida Governor Jeb Bush about running for president in 2016.
Polk County Democratic Chair Tom Henderson talks about how he's heard "crickets" so far in his party's presidential plans for 2016.
For part 5, click here