NFL Week 11 grades: Giants get a 'D' for ugly loss to Lions, Cowboys earn an 'A+' for destroying Vikings | CBS Sports Headlines NFL Week 11 grades: Giants get a 'D' for ugly loss to Lions, Cowboys earn an 'A+' for destroying Vikings Here are the Week 11 grades … Continue reading NFL Week 11 grades: Giants get a 'D' for ugly loss to Lions, Cowboys earn an 'A+' for destroying Vikings