Here's what you need to know now for Monday, March 19.
The Dow, S&P 500 and the tech-heavy Nasdaq declined on Monday as Facebook finds itself in hot water over reports that as many as 50 million of its users may have had their data compromised.
Keep and eye on Monday's trial over the AT&T/Time-Warner merger, as well as on Facebook's Russia woes and Oracle's earnings.
AT&T is looking to buy Time Warner, a deal first announced in October 2016. How have the stock prices of both companies performed since then?
Facebook's stock gets shredded as investors digest the Cambridge Analytica scandal. Macy's makes some waves at a key industry conference. And the AT&T/Time Warner trial kicks off.