Does MCPS Ever Re-Check? Fairfax schools finds seven felons among employees, including heroin smuggler

We already know that the answer is "no" for MCPS. Background checks are only done when employees are hired, and then, never again. 

Fairfax County Public Schools has discovered the administration mistakenly hired seven employees who were convicted felons, including a high school teacher who was once part of an international drug ring...

http://www.washingtonpost.com/local/education/fairfax-schools-finds-seven-felons-among-employees-including-heroin-smuggler/2014/01/27/e76b0612-8791-11e3-a5bd-844629433ba3_story.html