Authorities want to know if the Elon Musk-led automaker misled customers, investors into believing the cars could actually drive themselves.

U.S. prosecutors are examining whether Tesla committed securities or wire fraud by misleading investors and consumers about its electric vehicles’ self-driving capabilities, three people familiar with the matter told Reuters.

In its request for information, NHTSA said a preliminary analysis identified at least 20 crashes in Tesla vehicles equipped with the updated version of Autopilot. Of those crashes