Usher's stepson Kyle Glover declared brain dead

Kyle Glover, the 11-year-old stepson of R&B superstar Usher, has been declared brain dead by his doctors following an accident Saturday (July 7) where Glover was hit by a jet ski while riding on an inner tube in Lake Lanier in Atlanta, GA, according to TMZ.

Glover is the son of Usher's estranged wife Tameka Foster (pictured above with Usher in 2007). Sources say the young man has not show any brain activity since he was brought to the hospital. There has been no decision yet as whether to take him off of life support.

Sources also say Usher arrived at the hospital Saturday evening to be with his family.