North Las Vegas police are investigating a Friday morning hit-and-run crash that killed a pedestrian. Police said an adult man was hit near a gas station on Las Vegas Boulevard North and was dragged a half-mile to where his body was found on an onramp to I-15 at Lake Mead Boulevard. Police are asking for the public's help as they search for the vehicle. This is the 10th fatal crash of 2018 in North Las Vegas.