A software glitch in some Model Y and Model 3 vehicles can cause the taillights to go off intermittently, increasing the risk of a collision. WASHINGTON — Tesla is recalling more than 300,000 vehicles in the U.S. because a software glitch can make taillights go off intermittently, increasing the risk of a collision. Tesla said in documents posted Saturday by the U.S. National Highway Traffic Safety Administration that the glitch may affect one or both taillights on certain Model 3 and Model Y vehicles. Brake lamps, backup lamps and turn signal lamps are not affected by the software problem, the...