https://www.cnbc.com/2018/07/03/shouting-elon-musk-changing-rules-inside-teslas-model-3-building-spr.html

A tense and short-tempered Chief Executive Elon Musk barked at engineers on the Fremont, California assembly line. Tesla pulled workers from other departments to keep pumping out the Model 3 electric sedans, disrupting production of the Model S and X lines. And weekend shifts were mandatory.

Tesla pulled out all the stops in the final week of June to meet its goal of making 5,000 Model 3s in a week, according to employees who spoke to Reuters.