Verizon (VZ) beat expectations for its fourth-quarter earnings, with full-year wireless service revenue coming in at $76.7 billion along with a reported postpaid phone customer net addition of 449,000 customers. 3M (MMM) posted its fourth-quarter earnings with positive adjusted earnings per share of $2.42 from sales of $8 billion, beating Wall Street expectations. However, shares of the stock sank over 10% on Tuesday after Wall Street analysts pointed out weak consumer demand and mixed industrial data. To assure shareholders, CEO Mike Roman said "We will continue to invest in high-growth markets where 3M's unique capabilities can make a difference, including automotive electrification, climate technology, and industrial automation." Yahoo Finance Anchors Josh Lipton and Julie Hyman break down the latest developments for these companies. For more expert insight and the latest market action, click here to watch this full episode of Yahoo Finance Live. Editor's note: This article was written by Nicholas Jacobino.

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