The truck was exiting a southbound ramp when it happened.
Police say it appeared that the 78-year-old driver had a green light. Police say the boys' dark clothing may have been a factor in the accident.
No charges have been filed against the driver, who stopped after hitting the boy.
The boy was taken to Westchester Medical Center in Valhalla. His name was not released.
---
Do you have something to add to this story? Click here to contact Eyewitness News.
