'Plenty of National League teams' would have interest in trading for Yankees' J.A. HappHapp is available partially due to the Gerrit Cole pursuit12/10/2019, 5:25 PMSep 1, 2019; Bronx, NY, USA; New York Yankees pitcher J.A. Happ (34) delivers a pitch against the Oakland Athletics during the first inning at Yankee Stadium. Mandatory Credit: Gregory J. Fisher-USA TODAY Sports / Gregory Fisher