3/9 UPDATE:
RHP Chris Clarke, RHP Sam McWilliams, and LHP Brad Wieck have been assigned to Minor League Camp.
So there are now 47 players ACTIVE at Cubs MLB Spring Training (33 on MLB Resereve List and 14 NRI).
3/8 UPDATE:
The Cubs have optioned RHP Ben Brown, OF Pete Crow-Armstrong, OF Brennen Davis, and INF Luis Vazquez to AAA Iowa, and OF Kevin Alcantara, RHP Michael Arias, and RHP Porter Hodge to AA Tennessee.
Also, NRI RHP Ethan Roberts, RHP Riley Thompson, C Pablo Aliendo, 1B-C Haydn McGeary, INF Matt Shaw, and OF Owen Caissie have been assigned to Minor League Camp.