Starts with the False Start where his blocks slip from the warped track. Lane 4. He held back quite a bit at the start bc of it on the next start. See Speed Trap page 164

https://youtu.be/P_uNRK6UH5Q?t=2478

Here is Greg Foster who ran and won the 110 Hurdles also from Lane 4 a few days earlier explaining how his blocks slipped. 10 meters back as well.

https://youtu.be/UxziLoWOXSs?t=635