D3 and 600/4 and a teleconverter…

Joshua Buck, a photojournalist at a newspaper in Colorado, mentions that the D3 is even usable for him with a 600mm f/4 and a 1.4x teleconverter at ISO 5000:

There is nothing like shooting with a night game with a 600mm f/4 and a 1.4x teleconverter at ISO 5000! What an amazing camera”