Thousands of runners are expected to participate in the New York Road Runners Staten Island Half marathon Sunday.

This event provided a preview for those training for the TCS New York City Marathon that is scheduled for November 3.

Over 9,000 people registered for the New York Road Runners Staten Island Half marathon. CBS News New York's Zinnia Maldonado reports.

Thousands of runners flooded the streets of Staten Island on Sunday for the sold-out New York Road Runners Staten Island Half Marathon. The event, part of the Five-Borough Series, attracted over 9,000 participants and served as a vital preparation for the upcoming TCS New York City Marathon in November.

Nearly 10,000 runners zipped through Staten Island for Sunday’s half marathon, which prompted road closures across the borough.