Tesla's ‘Mad Max' driver assistance mode sparks probe by feds after cars seen operating at higher speeds

The National Highway Traffic Safety Administration said Friday it is seeking information from Elon Musk’s Tesla about a new driver assistance mode dubbed “Mad Max” that operates at higher speeds than other versions.Some drivers on social media report that Tesla vehicles using the more aggressive version of its Full Self-Driving system could operate above posted speed limits.“NHTSA is in contact with the manufacturer to gather additional information,” the agency said. “The human behind the wheel is fully res ...