Via [url=http://blog.counter-strike.net/index.php/2017/05/18775/]the CS:GO blog[/url]:

[quote=Valve][ WINGMAN ]
– Wingman mode now has 5 minute warmup, which shortens to 1 minute after all players connect.
[ MAPS ]
– Insertion: timeout bug fixed.
– Black Gold: various bug fixes.
– Shortdust: fixes for Wingman games.
– St. Marc: fixes for Wingman games.
[ MISC ]
– Added support to filter nearby public lobbies for Guardian and Wingman game modes.
– Added a modal lobbies lister that can be accessed from the mission panel and the Guardian campaign map.
– Fixed a bug that caused the server to not animate Heavy Assault Suit players properly when using knives.[/quote]

Rumor has it:

- Users are reporting that Shortdust's buy zone is fixed. Be sure to buy [url=https://www.youtube.com/watch?v=sMD6QbBGxhc]OneDeag[/url] at your local buy zone today

- A bunch of translations and typo fixes: https://github.com/SteamDatabase/GameTracking-CSGO/commit/9bd369476e85713f46948bde981bc30ac5b95338

- Size is ~70 MB