According to the Military Times, Army declined to evaluate Beretta M9A3. Beretta proposed this pistol as a way to fend off Modula Handgun System project, but Army seems to be going with the MHS project regardless.
http://www.military.com/daily-news/2015/01/09/army-rejects-m9a3-proposal-opts-for-new-pistol.html
From: Military Times