'Dark Knight' sets box office record with $66.4M
Submitted: Jul 19, 2008 - AP - LOS ANGELES (AP) — Batman's joust with the Joker has set another box office record. Stoked by fan fever over the manic performance of the late Heath Ledger as the Joker, "The Dark Knight" set a one-day box office record with $66.4 million on opening day, Warner Bros. head of distribution Dan Fellman said Saturday.

