That's right! Finally, Overwatch got its first PTR! Blizzard has deployed the Competitive Play, did some fixes, and improved Gamepad Controls in the PTR version of the game. You can read detailed patch notes
here, at the official forum.
Another Overwatch news include Blizzard releasing a patch for Live Servers of the game. The patch disables the "Avoid This Player" functionality and fixes a bunch of bugs. "The 'Prefer'/'Avoid' player system was designed with the best intentions; however, it's not currently performing in a way that we feel is healthy for the game," say developer comments linked to the patch. You can read full patch notes here.