Elon Musk unveils new safety upgrades to Tesla's Autopilot system

Elon Musk unveiled a series of much-anticipated upgrades to Tesla's Autopilot system on Sunday.  The electric carmaker is facing widespread scrutiny following several Autopilot-related collisions, including a fatal crash that occurred in Florida in May. Musk, Tesla's billionaire CEO, said the upgrades "will be a really dramatic improvement in the safety of the vehicle," he told reporters on a Sunday press call. SEE ALSO: Tesla's Autopilot just got a lot more expensive without getting any be