McCourty practices, still doubtful for Monday night

Devin McCourty (shoulder) made a surprise return to Patriots practice Saturday, but he isn’t expected to suit up Monday night against the Chiefs. New England’s best cornerback is expected to miss 2-3 weeks with the injury. The quick return to practice is a sign perhaps he’ll beat that estimate. Linebackers Brandon Spikes (knee) and Dane Fletcher (thumb) have been…