Northrop Grumman announces new long-range strike aircraft, the B-21 Raider

Kathy Warden, Northrop Grumman chair and CEO, joins 'Squawk on the Street' to discuss what Warden can share about Northrop Grumman's new B-21 bomber, how the company's kept on schedule and how much money Northrop Grumman looks to make from the new aircraft.