It’s on the frontpage of MMO-C, for example.
You also have the official post(by Kaivax) here:
#https://us.forums.blizzard.com/en/wow/t/pvp-tuning-changes-for-january-26/841816
Upcoming PvP Tuning Changes for January 26
We’re working on a new set of PvP tuning changes that will be applied to the game with weekly maintenance in each region (January 26 in this region). Here’s what we’re currently testing:
Player vs. Player
- Players now deal 20% less damage to Death Knight, Hunter, and Warlock pets.
- More stuff…