Robert De Niro’s Grandson’s Official Cause of Death Revealed

Robert De Niro’s grandson Leandro De Niro Rodriguez’s official cause of death has been revealed one month after his passing.

New York City’s chief medical examiner told TMZ on Tuesday, August 8, that Leandro had fentanyl, bromazolam, alprazolam, 7-aminoclonazepam, ketamine and cocaine in his system, ruling his death an accidental overdose.

Leandro died at age 19 in July. His mother, Drena De Niro — whom Robert adopted while married to her mother, Diahnne Abbott —…