Ohioan's death in self-driving Tesla raising questions

WASHINGTON — The first American death involving a car in self-driving mode presents a dilemma: How aggressively to embrace the potentially life-saving technology after a fatal crash? The driver’s history of speeding complicates the question. The National Highway Traffic Safety Administration is investigating the design and performance of the Tesla Model S vehicle’s “Autopilot” system after announcing the death of a driver on Thursday.