Kamui Kobayashi leads the Rolex 24 at Daytona after a hectic opening phase.
The Toyota driver holds the lead of the race in the #48 Ally Cadillac DPi-VR, having passed the #5 Mustang Sampling Cadillac of Tristan Vautier when the Frenchman got held up in traffic.
Both Kobayashi and Vautier had leapfrogged the polesitting #10 Wayne Taylor Racing Acura ARX-05 of Filipe Albuquerque on the opening lap of the race.
Sebastien Bourdais now sits in second place in the #01 Chip Ganassi Cadillac DPi-VR, having passed Vautier while Albuquerque has dropped to fourth.
LMP2 is led by the polesitting #52 PR1/Mathiasen Motorsports ORECA 07-Gibson of Ben Keating, with team-mate Steven Thomas second in the #11 sister car. Eric Lux holds third in the #81 DragonSpeed USA ORECA. LMP3 is led by the #36 Andretti Autosport Ligier JS P320-Nissan.
Mathieu Jaminet currently leads GTD Pro in the #9 Pfaff Motorsports Porsche 911 GT3 R from the polesitting #63 TR3 Racing Lamborghini Huracan GT3 Evo.
The two cars have swapped the lead repeatedly, while Ben Barnicoat also briefly led in the #14 Vasser Sullivan Lexus RC F GT3 but has dropped back.
Julien Andlauer makes it two Porsches in the top three in the #79 WeatherTech Racing 911 GT3 R.
Jon Miller leads a McLaren one-two in the #59 Crucial Motorsports 720S GT3 after a strong opening stint ahead of the #70 Inception Racing McLaren of Frederik Schandorff.
Daniel Morad holds third in the #28 Alegra Motorsports Mercedes-AMG GT3 Evo. Polesitter Russell Ward has dropped to fourth.