gunpoint, knifes -- >> reporter: this shocking attack caught on nypd body cam video. the suspect able to get away speeding down a busy street plowing into stopped cars. nate fleming was recently carjacked, the suspect pulled up in a red suv. one points a gun at him and gets into his car. >> guns were pointed in my face before i could blink an eye. >> reporter: a family forced out of their car. >> i started screaming there's kids, there's kids. >> reporter: carjackings up 55% in new york, 63% in minneapolis, and a staggering 85% in philadelphia. >> the rising numbers are beyond troubling. >> reporter: officials warning food delivery and ride share drivers should be on particularly high alert a. man delivering food shot.