Factual error: When McGee is tracing the who sent the request for the polygraphs, the map bounces around the world. When he says Kurdistan, the map shows Armenia, and when it hits the Dominican Republic, McGee says Puerto Rico. (00:26:50)
Continuity mistake: When the mule asks for a cast he is told after surgery. At this point he raises his hand above his head. Camera cuts and it's back by his side. (00:06:30)
Continuity mistake: When Jen is asking who's been in her study she points with her hand holding the letters at the end. Camera cuts and now she is holding the letters by the middle. (00:03:40)
Visible crew/equipment: When the car pulls away from the airport at the start the crew are reflected in the paintwork. (00:00:40)
Chosen answer: It is never stated, however she must have been there several years if she is on presidential detail.