Trust me, I'm a company lawyer

It is standard practice for prosecutors in anti-trust cases to offer immunity to firms that blow the whistle. If this report from the Associated Press via Yahoo is right, then this could spread to other areas of corporate malfeasance.

http://biz.yahoo.com/ap/050613/corporate_fraud.html?.v=2

If it helps keep business honest, how can officers of the court like company lawyers really be against this?