MLB scouts discuss 5 key Mets who have plenty to prove in 2020Edwin Diaz, Noah Syndergaard, and Yoenis Cespedes are among the names1/29/2020, 8:45 PMSep 29, 2019; New York City, NY, USA; New York Mets pitcher Noah Syndergaard (34) at Citi Field. Mandatory Credit: Wendell Cruz-USA TODAY Sports / Wendell Cruz