As MLB players took the field for the first time in months in preparation for a shortened season, the problems have already begun.

Amidst the coronavirus pandemic, testing has become a vital aspect of the sport to ensure players and staff are safe and it's falling short.

There's been vocal frustration from players, managers, and even the front office surrounding the testing issues the MLB is running into. The Covid-19 test program is one of the most crucial features of MLB’s return to play. So where is the program falling apart?

Kaitlin O'Toole is joined by SI's MLB writer Emma Baccellieri for more on this.