From experience at least 1 or 2 jail staff have to be in on this., That is the week link., If they took money they are susceptible to testify, but they may not survive the far.
When the cameras break down and you have high profile suicide risk, you put an office outside the cell 24/7 in visual contact with the prisoner. Anything less was a serious security violation, incompetence or complicit. Those are the choices.
Who benefits? Well the clintons, bout also a dozen other powerful people.
OFFICER outside the cell