Mets Mailbag: Is Dellin Betances a lock to make team?SNY's Andy Martino answers fan questions of the day3/19/2021, 7:27 PMAndy MartinoMLB InsiderSep 26, 2020; Washington, District of Columbia, USA; New York Mets relief pitcher Dellin Betances (68) throws the ball during the fifth inning against the Washington Nationals at Nationals Park. / Amber Searls-USA TODAY Sports