Caitlyn Jenner said she is going through “tough times” following the July 2 death of her longtime friend and manager, Sophia Hutchins, who was killed when her speeding all-terrain vehicle (ATV) lost control on a winding road near their Malibu home and plummeted into a ravine.

Sophia Hutchins, a close friend and manager to Caitlyn Jenner, has died in an ATV accident near Jenner's Malibu home. She was 29. TMZ was first to report the news. PEOPLE has reached out the Los Angeles Police Department for a statement.