The California Highway Patrol launched a hit-and-run investigation Friday after a pedestrian was struck and killed on an Interstate 280 off-ramp in San Jose late Thursday, the agency said. The collision happened at about 10:20 p.m. Thursday on the southbound I-280 off-ramp to 10th Street, the CHP said. Responding CHP officers found the pedestrian, an adult male, unresponsive on the ground, lying within the far-right lane, the agency said. The pedestrian had injuries consistent with having been struck by a vehicle, the CHP said. Paramedics on the scene pronounced the pedestrian deceased at 10:44 p.m., the CHP said. The collision is being investigated as a hit and run, but the CHP did not immediately share any information about the potential suspect or suspect vehicle. Anyone who may have witnessed the collision or has information about it is asked to contact the CHP San Jose office at 408-961-0900. ...read more read less