The cab reportedly carried a woman in her 20s who was bleeding and yelling for help, South Brunswick police said. The woman was white, Hispanic with long brown hair.
The witness said the female was bleeding from her face. The male truck driver pulled her back into the cab.
The incident occurred about 2 p.m. on Route 130 heading toward Ridge Road.
A man can be seen running toward the truck before it speeds off.
The suspect was described as an older white male, bald, with a white beard.
If you have any information, you are urged to call 732-329-4646.
Click here to follow Daily Voice Edison and receive free news updates.