This is CNBC's Morning Squawk newsletter. Subscribe here to receive future editions in your inbox. Here are five key things investors need to know to start the trading day: Tech earnings continued yesterday with Palantir Technologies , which beat Wall Street's expectations on the top and bottom lines for the third quarter. The company also issued better-than-expected guidance for its current quarter. Here's what to know: Pizza Hut's parent company announced this morning that it will explore