Presley Gerber dead at 27: What to know about Cindy Crawford, Rande Gerber's family

Presley Gerber’s death has put renewed focus on one of the entertainment industry’s most famous families.

Gerber, the only son of supermodel Cindy Crawford and businessman Rande Gerber, died Sept. 20 at age 27 while staying at a rehabilitation facility, according to records from the Los Angeles County Medical Examiner. His cause of death has not been released.

"The family is in total shock right now. They are saddened beyond words," a source told People magazine. "Kaia [Gerber] loved...