SportsPulse: USA TODAY Sports spoke one-on-one with MLPBA executive director Tony Clark about players following Covid-19 protocols and says while there may be more setbacks, he's optimistic moving forward. » Subscribe to USA TODAY Sports: https://bit.ly/2L0ktE1 » USA TODAY delivers current local and national news, sports, entertainment,  finance, technology, and more through award-winning journalism, photos, videos and VR. #mlb