The FDA hits the pause button on Johnson & Johnson’s Covid-19 vaccine. Nvidia unveils its first server microprocessors and takes aim at Intel’s most lucrative market. Booking Holdings gets an upgrade. Alicia Alfiere analyzes those stories and shares why Pinterest (and their Active User Growth) is on her radar this upcoming earnings season.   Want 50% off our Stock Advisor service? Just go to http://StockIdeas.fool.com.