What Mets' Noah Syndergaard must do to return to dominanceThe righthander is still trying to regain feel for nasty slider he had in 20164/5/2019, 2:58 AMApr 4, 2019; New York City, NY, USA; New York Mets starting pitcher Noah Syndergaard (34) pitches against the Washington Nationals during the first inning at Citi Field. Mandatory Credit: Brad Penner-USA TODAY Sports / Brad Penner