Which would open them up to RICO and shut the whole thing down.
Unfortunately things have a way of snowballing when a few rotten apples are found in any profession.
The profession turns inward to protect the ill doer to keep from being raked over the coals themselves.
Even a used car sales man who has committed a few sneaky tricks. His competer is an out and out thief and even endangers his customers. So To complain against the competer is to open up years old dealings somewhat the same. [ only those without sin may cast the first stone].
Ever see what happens to a whistle blower when their conscious gets too much. They are destroyed, the people that he blows the whistle on gets a slap on the wrist and forgiven.