Elias Kachunga grabbed a stoppage-time winner to seal Huddersfield's 1-0 win over Derby and inflict a first defeat on new Rams boss Steve McClaren.
Kachunga struck in the third minute of added time to head home a cross from Harry Bunn.
Until then Derby had looked like holding out for a point after two great second-half saves from goalkeeper Scott Carson.
Derby had been unbeaten in four matches and seemed set to extend that run after Carson denied Nahki Wells and Bunn in the second half.
The first half...