Melanie McGuirk, Jessica Buscher and their friend Katie Brink were hiking the North Kaibab Trail and were heading towards Bright Angel Campground when they were hit by a sudden flash flood.
Ash from the volcano was detected in the airspace surrounding Soekarno-Hatta International Airport, prompting authorities to suspend operations.
He claimed that the show's team put contestants at extreme risk by failing to set up standard safety measures.
He heard "the sense of urgency, and remarkably, calmness, that was in his voice". He initially thought that it was a minor accident.
American Airlines later released a statement confirming the incident, commending the crew's quick action.
