TVP were the ones who didn't realise bugging an MP in private conversation with a constituent was morally iffy.
Actually, the officer involved did raise qualms, but he's had an enormously expensive investigation and prosecution launched against him since he pointed it out. That'll teach him.
On the other hand, they did run a successful prosecution against a remarkably persistent and unpleasant stalker:
http://rachelnorthlondon.blogspot.co...-has-been.html