Six hours in, one quarter done;

DPi—now Cadillac #10 (van der Zande), Cadillac #31, Acura #6

LMP2—now Oreca #52 (Aubrey—8th overall), Oreca #8, Oreca #81

GTLM—now BMW M8 #24 (Krohn—13th overall), Porsche 911 RSR #912, Porsche 911 RSR #911 (Corvette C8.R #4—Milner—now 4th in class, Corvette C8.R #3—Garcia—now 6th in class)

GTD—now Lamborghini Huracan GT3 #44 (Mapelli—now 19th overall), Ferrari 488 GT3 #63, Lamborghini Huracan GT3 #48

36 of the original 38 cars are running.