The Cubs, Padres, Red Sox, Mets and Phillies are among the key teams whose moves (or lack of them) will likely shape deadline day.

New York's bullpen ranks 26th in ERA and 29th in WAR since June 1 even though closer Devin Williams has turned his season around following a poor April. The shaky bullpen is the single biggest reason the Yankees have stumbled out of first place in the AL East and into wild card contention.