NFL Week 3 grades: Chiefs get a 'D' after upset loss to Colts, Dolphins earn an 'A' for upsetting Bills | CBS Sports Headlines NFL Week 3 grades: Chiefs get a 'D' after upset loss to Colts, Dolphins earn an 'A' for upsetting Bills Here are the Week 3 grades … Continue reading NFL Week 3 grades: Chiefs get a 'D' after upset loss to Colts, Dolphins earn an 'A' for upsetting Bills