The ADAC Zurich Nurburgring 24 Hours has been red flagged at 11:58 am due to dense fog around the track.
The fog had appeared to be lifting throughout the morning but it started to get thicker with visibility being reduced to just a few metres.
The fog had engulfed most of the track.
Race control will reassess the situation with the next announcement due at 12:45pm local time and the race will not restart before 1:15pm local time.
At the time of the red flag the #4 Mercedes led on 127 laps from the #912 Manthey Porsche and the #7 Aston Martin. The Glickenhaus SCG003b led SP-X, #55 Prosport led SP-7 and the #178 Seat led TCR.