Watch: History-making lawmakers share how they broke down barriers

CNN Capitol Hill reporter Melanie Zanona sits down with an influential group of women known as the "Four Corners," Sen. Susan Collins (R-ME), Sen. Patty Murray (D-WA), Rep. Kay Granger (R-TX), Rep. Rosa DeLauro (D-CT), who will hold the top spots on the Senate and House Appropriations committees.