Market summary for today S&P 500 (SPY) -1.85%NASDAQ (QQQ) -1.77%Dow (DIA) -1.65%Russell 2K (IWM) -2.78% Top news for today US Economy Needs More Tightening For Fed To Meet Goal: Morgan Stanley Federal Reserve chair Jerome Powell’s prepared remarks for his semiannual testimony to Congress opened the door to a return of 5-basis-point hikes at the March meeting if the incoming data flow warrants it, Morgan Stanley analyst Ellen Zentner said in a note this week. (3:15pm ET) If TikTok Is Banned, Readers Overwhelmingly Say They'll Flock To One Specific App A Benzinga survey shows where U.S. TikTok users might shift their time and attention if the app, which is owned by Beijing-based ByteDance, is banned. Users were asked, “If TikTok is banned, which platform will you use more?” The results were: (2:23pm ET) 3 ETFs May Bear The Brunt Of Meta's Decisions, From Layoffs To Price Cuts Meta Platforms Inc (NASDAQ: META) is on a roller coaster revolving  ...