https://www.cnet.com/roadshow/news/tesla-electric-semi-truck-elon-musk-livestream/ >Tesla Motors is struggling to fulfill orders for its Model 3, but that isn't stopping Elon Musk from sending a new type of electric vehicle up the on-ramp. Tesla sent out invitations for the formal unveiling of its first semi truck this Thursday, and Musk invited the rest of the world to tune in via a live webcast of the event at 8 p.m. PT. >"This will blow your mind clear out of your skull and into an alternate dimension," Musk tweeted Sunday.