Sen. Tom Harkin talks with Candy about the Congress failing to pass on the international treaty for the disabled.
Sen. Tom Harkin has some surprising picks for easiest and most difficult presidents for the past 40 years.
Sen. Tom Harkin on Vice President Joe Biden and whether he'll run for president and can he beat Hillary Clinton.
Sen. Tom Harkin on his final steak fry and he says tea party influence has peaked.
Sen. Tom Harkin says the U.S. can't be responsible for settling "all of these problems around the globe."