Kelly Ayotte actually said...

I do think that it's pretty convenient that none of them were able to appear today, and it says something about their level of commitment.

You do need to establish an investigative process for these cases that do not result in criminal conviction.

this has to be the player's responsibility, the responsibility of the officials in the league, and the owners

the sanctions should be as severe for this type of witness tampering as it should be for the underlying violent acts