Robert De Niro’s late grandson has been hailed as a “sweet wild boy” by his mother on the first anniversary of the teenager’s death. The 80-year-old ‘Raging Bull’ actor’s girl Drena De Niro, 52, was left broken when her 19-year-old son Leandro De Niro-Rodriguez was killed on 2 July, 2023, by an accidental drug overdose of substances including fentanyl, bromazolam, alprazolam, aminoclonazepam, ketamine and cocaine. Drena posted a series of never-before-seen photos of Leandro and one of his grave to mark a year since his shock passing, with the opening snap in her series of images on Instagram s…