The Dow started the week, closing up 328 points and Jim Cramer's breaking down today's headlines and getting investors ready for the trading week ahead. Then, as the long-awaited IPO Snowflake comes public this week, Cramer is taking a closer look at the company and making sense of what to do with the stock. Then, GW Pharmaceuticals CEO Justin Gover checks in to break down the company's most recent quarter. Plus, how could vaccine hopes be impacting the market each day? Cramer's breaking down all the stocks that are moving the most on headlines for a COVID treatment.