美国交通部周三晚些时候表示，已批准对Aurora及其他自动驾驶卡车公司为期五年的豁免，使其不受要求在停止的卡车周围放置警告装置的规定约束。
The US transportation department said late on Wednesday it approved a five-year exemption for Aurora and other self-driving trucking companies from rules that require drivers to place warning devices around a stopped truck.