Mets' Taijuan Walker explains what has led to home run woes in second halfRight-hander has given up 10 in his last four starts8/8/2021, 9:48 PMScott ThompsonEditorial ProducerNew York Mets starting pitcher Taijuan Walker (99) throws a pitch against the Philadelphia Phillies during the first inning at Citizens Bank Park. / Eric Hartline - USA TODAY Sports