User blog comment:Bovell/Kotaku claims to have MW3's first look. Robert Bowling responds. (Minor spoilers)/@comment-93.138.175.63-20110514191926/@comment-1160253-20110514221350

Even without shotguns as secondaries, players were never really ineffective at any range. In fact, with them as primaries they're the only weapon class that really is ineffective at a certain range.