If I recall correctly, wasn't Bernie K. basically FORCED to give up his appointement to Homeland Security, because of this issue?
Bernie was in trouble over fooling around with some woman in a love nest that he didn't pay for.
Kerik - Wikipedia, the free encyclopedia
Kerik stated that he had unknowingly hired an undocumented worker as a nanny and housekeeper who had used someone else's social security number. ...
en.wikipedia.org/wiki/Bernard_Kerik