Wall St. Braces for Powell, Cashin's Market Wisdom, Meta Layoffs Watch 3/7/23

<p>Carl Quintanilla, David Faber and Mike Santoli focused on what's at stake for the markets ahead of Tuesday's big event: Federal Reserve Chair Jerome Powell beginning the first of two days of testimony on the economy before Capitol Hill lawmakers -- starting with the Senate Banking Committee. Wall Street veteran Art Cashin of UBS offered his perspective on the Fed and the markets. Meta's "year of efficiency" in the spotlight: The parent of Facebook reportedly plans to implementanother round of layoffs. Also in focus: The push on Capitol Hill for a U.S. ban of TikTok, shares of Dick's Sporting Goods jump on earnings, Eaton CEO Craig Arnold joined the anchors at Post 9 to discuss the economy, energy and electric vehicle charging as the company celebrated its 100th anniversary of listing at the NYSE.</p>