- Pipe Bombs Sent to Biden and Robert De Niro, Latest Trump Critics TargetedNew York Times
- Mail bombs: Robert De Niro and Joe Biden latest targetsBBC News
- Robert De Niro, one of Trump’s most-outspoken critics, targeted with suspicious packageUSA TODAY
- Suspected explosives sent to Biden, De Niro as investigation into pipe bombs expands to 10 packagesWashington Post