The tragedy unfolded when a gang of self-described revolutionaries opened fire outside the Nanuet National Bank at the Nanuet Mall.
The Yankees have captured the American League pennant with their 5-2 win in 10 innings over Cleveland.
The witness says the incident occurred around 5 p.m. on I-684 South.
Superintendent of Schools Amy Creeden released a statement Saturday afternoon and reminded students that while emotions may be difficult to process, there is strength in the community's shared bonds.