Brian Deagon, senior reporter at Investor's Business Daily, says he understands why the Tesla CEO would be agitated by short sellers and hearing the same questions about production and cash flow every quarter.
For full interview, [click here](https://cheddar.com/videos/musks-tweetstorm-following-bizarre-earnings-call).
Amazon says it had its best Prime Day sales event ever this week with $14.2 billion spent online on Tuesday and Wednesday, up 11% compared to last year.