In the replay of Shepherd's arrest from the pilot, she enters the National Mall with her right hand in her coat pocket; it's then down by her side without her moving.
The scene of Shepherd's arrest is slightly different from the pilot. Keaton's lines "...you're under arrest for espionage and conspiracy against the United States of America. Get her out of here" have become "...you're under arrest for espionage and conspiracy against the United States of America. I know what you did. I know everything. Life is over. Get her away from me."
The stars on the CIA Memorial Wall depicted as being metal raised from the surface of the stone wall, but on the actual Memorial Wall the stars are created by being chiseled into the stone itself.