The Dow slipped 130 points and Jim Cramer’s taking a closer look at what made the market tumble today. Then, does the move to working from home have staying power? Cramer’s revealing some signals he’s watching that have influenced his thoughts. Then, with Amwell making its public debut, what should investors make of the telemedicine play? Cramer's digging deeper into the stock. Plus, as volatility in tech continues, Proofpoint CEO Gary Steele checks in to break down the cybersecurity company's recent downturn after reiterating 3Q20 and full-year guidance.