was guarding the capitol on january 6th and suffered a traumatic brain injury when insurrectionists broke through the barricades. and the reason is, like, why we did that was because it gave time for members, for staffers, for everyone to hide, to get out, to, you know, to barricade themselves. and i think that s what it s all about. reporter: members of congress also welcomed lila s arrival to capitol hill. there s of course the harry truman quote, if you want a friend in washington, get a dog. there s all kinds of research on how dogs lower your blood pressure, they re just so lovely and warm and it seemed like a great addition to the capitol, where tensions are high under the best of circumstances. lila will be joined by her fellow k-9 partner, leo, a 4-year-old yellow lab who joined the capitol police force last month. no one can see lila without