Elon Musk sent a thank-you note to Tesla's workers returning to work — but some employees fear for their jobs if they don't go back

· Elon Musk sent an email thanking Tesla staff for returning to work.
· The billionaire re-opened Tesla's Fremont, California factory on Monday despite local health authorities ordering it to stay closed due to the coronavirus outbreak.
· Business Insider previously spoke to Tesla employees who fear they could lose their...