Tesla Model 3 variants delayed; will some buyers lose $7,500 tax credit?

2017 Tesla Model 3 "Overall, I think, while there were challenges associated with Model 3 ramp, we were in a deeper level of hell than we expected, so a few levels deeper than we'd like to be, but swiftly exiting, I think." Those chastened but seemingly optimistic words came from the CEO of Tesla, Elon Musk, during a conference call discussing the company's...