When the detective leaves Harris' car, Harris' window is up and it is raining, in the next shot, as Harris drives away it is no longer raining and his window is down.
Claire speaks into Grace's ear. In the first shot, some of Grace's hair is in front of and to the right of Claire's nose. In the second, all of Grace's hair is to the left of Claire's nose.
The B2 Stealth bomber is shown carrying Radius, Grace and two others in a passenger compartment. The B2 Bomber does not have a passenger compartment, and only has seating for two, the pilot and mission commander.
The White House does not have an office in the attic, instead the "attic" is technically the third floor which is a part of the residence.