In this article TSLA Follow your favorite stocks CREATE FREE ACCOUNT Theo Wargo | Wireimage | Getty Images A rough week for Elon Musk was capped on Friday when institutional shareholders in Tesla admonished the company's board of directors to rein in an "over-committed" CEO in an open letter made public on Friday. The letter follows the mid-air explosion of the SpaceX Starship rocket in its first test flight on Thursday, and a first-quarter Tesla earnings report on Wednesday that saw net income decrease more than 20% from the prior year on narrowing margins, sending Tesla shares down almost 10%...