St. Louis Cardinals catching prospect Ivan Herrera, the team's No. 4 prospect per MLB Pipeline, is expected to be on the team's taxi squad when rosters are officially announced. Herrera hit a combined .284/.374/.405 with nine home runs, 47 RBI and 48 runs scored in 87 games for Single-A Peoria and High-A Palm Beach in 2019. Because he hasn't even advance past Single-A and just turned 20 years old, it's unlikely that we see Herrera in the big leagues in the shortened 60-game 2020 season, but ...