20 years since US invasion of Iraq, veterans in Congress reflect on their service l This Week

Martha Raddatz interviews veterans Sen. Tammy Duckworth, D-Ill., and Rep. Dan Crenshaw, R-Texas., as we near the 20th anniversary of the Iraq War on “This Week.” SUBSCRIBE to ABC News: https://bit.ly/2vZb6yP WATCH MORE on http://abcnews.go.com/ THIS WEEK: https://abcnews.go.com/ThisWeek LIKE ABC News on FACEBOOK: https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc #ABCNews #ThisWeek #Veterans #Iraq #TammyDuckworth