Mets C James McCann beginning rehab assignment Thursday in Double-AMcCann has been dealing with a fractured left hamate6/15/2022, 8:31 PMScott ThompsonEditorial ProducerApr 22, 2022; Phoenix, Arizona, USA; New York Mets James McCann (33) reacts after hitting a two-run home run against the Arizona Diamondbacks in the seventh inning at Chase Field. / Rob Schumacher-Arizona Republic Mlb New York Mets At Arizona Diamondbacks