A Gettysburg Address

Plot:

More secrets. Roya talks to an unknown man in a park: what do they say to each other? Peter takes a crew to search the bomb-making tailor's shop in Gettysburg: is there anything to find? Lauder's speculations about Walker's death send Mike to talk to Estes, and Dana goes to the hospital to check on a hit-and-run victim. Brody tells Jessica that Carrie's not involved in his new relationship with the CIA, and Saul checks on Carrie to make sure she's okay with her new relationship with Brody.