The FMCSA denied Waymo and Aurora’s roadside warning exemption, citing lack of data proving adequate safety of cab-mounted ...

Federal regulators want drivers for a study to find out if flares, fuses and warning triangles do enough to reduce crashes ...

Aurora is suing the agency after being denied an exemption from the requirement that drivers place warning triangles when ...

Warning triangles are used to alert other road users that they're approaching an unexpected stationary vehicle. Put it on the road at least 45 metres behind your broken-down vehicle, take care ...