It didn't last night (showed D0) when, out of curiosity, I went and looked. It probably doesn't now either, as you're looking at July 4, not August 4 ....
Oops, well, that explains that!
Code:
Departing 08/04/08
* 08/04/08 - Mon
Flight Stops Depart Arrive Aircraft Frequency
Reliability Available Classes
0 Connections
BA () 81 0 LHR
08/04/08 2:15 PM ACC
08/04/08 8:10 PM 767
Daily
39% / 26m J9 C1 D0 R0 I0 W9 E6 T0 Y9 B9 H0 K0 M0 L0 V0 S0 N0 Q0 G0