GREENWOOD, Del. – The Delaware State Police are investigating a hit-and-run that left a skateboarder with critical injuries on Wednesday. On Oct. 21, around 6:50 p.m., troopers say a man was riding an electric skateboard, possibly in the westbound lane of travel, on the 6000 block of Hickman Road, west of Woodbridge Road. At the same time, an unknown vehicle...