Riverview, FL — The Hillsborough County Sheriff’s Office arrested Arnaldo Cintron, 42, and Giselle Santiago Bonilla, 37, on August 18, 2025, on the 10000 block of Parsons Street in connection with a homicide investigation in Riverview. Arrest warrants were issued on August 17, 2025.
Detectives determined that Cintron fatally stabbed Hiojaira Velez Bonilla, 42, following an altercation. Giselle Santiago Bonilla assisted Cintron in disposing of the victim’s body near the Weedon Island Preserve off the Gandy Bridge.

Charges for Arnaldo Cintron:
• Second-Degree Murder With a Weapon
• Unlawfully Holding or Moving a Dead Human Body in Unapproved Conditions
• Tampering With Physical Evidence
• Tampering With a Witness


Charges for Giselle Santiago Bonilla:
• Tampering With Physical Evidence
• Unlawfully Holding or Moving a Dead Human Body in Unapproved Conditions
• Tampering With a Witness
• Accessory After the Fact
The investigation is ongoing, and further updates will be provided by the Public Affairs Office.
Source: Hillsborough County Sheriff’s Office


