Elon Musk teases 'unexpected' new Tesla product

Elon Musk is getting ready to announce a new product — but he's not giving many clues about what it might be.  On Sunday morning, the Tesla CEO sent out a tweet about a "product unveiling" on Oct. 17.  Tesla product unveiling on the 17th (unexpected by most), followed by Tesla/SolarCity on the 28th — Elon Musk (@elonmusk) October 9, 2016 So what is this new Tesla product, which, according to Musk, will be "unexpected by most?"  SEE ALSO: Elon Musk: Is his Mars Shot imp