The problem is, no, she did not lead by example, she did not lead. The story was known but she did nothing, then there was a blow up in public and she HAD to suspend him and say 'Now you STAY AWAY from those you can't play nice with.'
THEN there was a firestorm and she still didn't lead, she sat on her hands as he resigned.
I almost wish this had happened with Trump, just because it would have been handled better but you'd have raged anyway, instead of misleading people making excuses for how bad it was.
I can just picture a certain press secretary punching him through the wall.