Stony Brook, New York: Jerry Diaz Dies in Motorcycle-Truck Collision; Suspect Arrested Driving Intoxicated

STONY BROOK, New York — Jerry Diaz, 24, was tragically struck while riding his 2022 Honda motorcycle westbound early Saturday morning at the intersection of Nesconset Highway and Moriches Road. Authorities reported that Mark Anthony Giordano, 25, of St. James, turned his 2017 GMC truck directly into Diaz’s path at 12:22 a.m., leaving the motorcyclist no chance to avoid the collision.

First responders arrived within minutes, attempting life-saving measures. Despite their swift intervention, a physician assistant from the Suffolk County Medical Examiner’s Office pronounced Diaz deceased at the scene. The young motorcyclist’s death has sent shockwaves through the Stony Brook community, leaving family, friends, and local residents grappling with the sudden loss.

Police quickly discovered that Giordano was allegedly under the influence at the time of the collision. He was arrested immediately and charged with driving while intoxicated. Giordano spent the night at the Sixth Precinct and is scheduled for arraignment at First District Court in Central Islip. Authorities emphasize the seriousness of the charges, given the fatal outcome.

Both vehicles involved in the collision were impounded as the Suffolk County Major Case Unit launched a detailed investigation. Detectives are meticulously reviewing evidence, including vehicle positioning, skid marks, and witness statements, to determine the exact circumstances that led to the collision.

Investigators are also working to establish which driver had the right of way at the intersection. While the facts surrounding the collision remain clear, authorities stress the importance of thoroughly analyzing all available evidence before drawing conclusions about fault. The case highlights the dangers of driving under the influence.

Family members and friends of Diaz have expressed profound grief and heartbreak following the tragedy. Known for his vibrant personality and love of motorcycles, Diaz is remembered by those who knew him as kind, enthusiastic, and full of potential. Community members have shared condolences and support through social media and local gatherings.

Authorities continue to appeal to anyone who may have witnessed the collision to come forward. Police believe that additional eyewitness accounts may provide crucial details that help clarify the sequence of events leading to the fatal crash.

Traffic and safety officials are reviewing the intersection for potential safety improvements, given its high activity and past incidents. They emphasize the importance of vigilance and caution, particularly during late-night hours when visibility and reaction times can be compromised.

Suffolk County police have highlighted the importance of responsible driving, especially the dangers of impaired driving. The case serves as a somber reminder of how quickly lives can be changed in a matter of seconds when safety precautions are ignored.

As the investigation unfolds, the community continues to mourn Jerry Diaz, offering support to his family and advocating for safer road practices. Law enforcement officials remain committed to completing a thorough review of the collision and ensuring that the legal process proceeds in accordance with public safety and justice standards.