I've added an entry for Panther Games' Command Ops 2 to FreeWargamer:
http://www.freewargamer.com/2015/04/07/panther-games-and-lock-n-loads-command-ops-2/ (http://www.freewargamer.com/2015/04/07/panther-games-and-lock-n-loads-command-ops-2/)
Yes, the game is free (the core w/three scenarios) though one can purchased paid expansion packs.
I'm pretty impressed by the game overall and really impressed by the construction set included with the game.
Dave
that's amazing , didn't know there was a free version, I still like HTTR