In May, the Yankees went 16-12 and despite Gerrit Cole returning to the roster and Cam Schlittler maintaining his excellent form, the starting rotation was worse than it had been in the months of March and April. Something of a mystery!

Two relievers who were called up briefly did very well – Yovanny Cruz and Yerry De Los Santos – but because of the strength of the bullpen they were soon returned to the minors.