Usher’s 11-year-old stepson has now been declared brain dead after he was struck by a jet ski yesterday.

Kyle Glover, son of Usher’s ex-wife Tameka Foster is currently on life support. He was struck by a passing jet ski while riding an inner tube on Lake Lanier in Atlanta.

Glover was unconscious when he was airlifted to the Children’s Healthcare of Atlanta at Egleston. There has been no sign of brain activity since he arrived at the hospital.

Celebrities have been tweeting their support. “My deepest prayers go out to Tameka, Usher and both of their families right now,” tweeted Diggy Simmons. Roots drummer Questlove also wrote, “wishing @TamekaRaymond’s son godspeed recovery. horrible news to hear.”