Not only do they lie but their administration are chosen for being stupid and not questioning the party line.
Here is a story about THE press secretary not knowing what the Cuban Missle Crisis is:
The Raw Story | White House press secretary admits she didn't know what Cuban Missile Crisis was
I know she was not born yet, but Christ she is the press secretary not a "Spice Girl". She needs to know these things.
I guess any smart person would not take the job of Press secretary.