Police said they are looking for the driver accused of hitting the man on Westheimer and Chimney Rock without stopping.
The man was on a scooter heading westbound on a crosswalk when the driver of an unknown dark colored vehicle going eastbound almost hit him. That's when the man jumped off the scooter and the driver of a white tow truck hit him.
Police said the driver of the tow truck could face a felony failure to stop and render aid charge.
The man was dead when police arrived.
Police interviewed witnesses and are looking for more people who saw the incidents.
Follow Pooja Lodhia on Facebook and Twitter.