Amazon–Corning AI deal, Marvell stock surges on S&P 500 inclusion

Yahoo Finance's Julie Hyman takes a look at some of Monday's trending tickers and stories, including Corning's (GLW) and Amazon's (AMZN) artificial intelligence (AI) deal, Marvell's (MRVL) upcoming inclusion in the S&P 500 (^GSPC), and Cerebras (CBRS) stock surging after various Wall Street analysts initiated coverage on the company.