"Late this afternoon, NASCAR was made aware that a noose was found in the garage stall of the 43 team. We are angry and outraged, and cannot state strongly enough how seriously we take this heinous act," NASCAR said in a statement. "We have launched an immediate investigation, and will do everything we can to identify the person(s) responsible and eliminate them from the sport.
https://www.espn.com/racing/nascar/story/_/id/29345568/nascar-says-noose-found-bubba-wallace-garage-talladega
UPDATE: https://www.espn.com/racing/nascar/story/_/id/29354447/fbi-says-rope-had-talladega-garage-last-fall-bubba-wallace-not-victim-hate-crime
The FBI has determined that NASCAR driver Bubba Wallace was not the victim of a hate crime and that a pull rope fashioned like a noose had been on a garage door at Talladega Superspeedway since as early as last fall, NASCAR said Tuesday.
"The FBI report concludes, and photographic evidence confirms, that the garage door pull rope fashioned like a noose had been positioned there since as early as last fall," NASCAR said in its statement. "This was obviously well before the 43 team's arrival and garage assignment.