The Cactus League starts on Sunday, February 28, which is also almost exactly a month before Opening Day for the Diamondbacks on April 1. Right now, it feels like most of the regular starters are largely settled - of course, subject to the usual health situations which may arise between now and then. Quite a few of the bench spots also appear virtually locked up. But let’s just see what positions remain, and who the potential candidates are. It looks like this year, there will be a 26-man roster on Opening Day, which will be smaller than last year’s COVID-affected figure.