Tesla removed some drivers from its self-driving test for not paying attention

Tesla has expanded its "full self-driving" software to roughly 2,000 Tesla owners, but some drivers were revoked access for not paying close enough attention to the road, according to Tesla CEO Elon Musk.

"FSD Beta has now been expanded ... we've also revoked beta where drivers did not pay sufficient attention to the road, Musk said in a tweet on Friday. "No accidents to date."