What would it take for the Cubs to pull off a deGrom blockbuster?

CHICAGO -- It's a dilemma every general manager grapples with at one time or another: Do you make a trade from a strength to shore up a weakness while hoping and praying that moving those parts doesn't create a new hole to fill?

If the Chicago Cubs are at all interested in New York Mets pitcher Jacob deGrom -- and if the Mets take deGrom to the market in the next two weeks -- Chicago's front office will be facing that dilemma head-on.

The Mets would more likely be looking to retool in the majors than completely tear down with a rebuild, which could make the Cubs a good fit -- if New York decides to field offers for its All-Star ace. In a classic deal of four to five prospects for a veteran…