Warren Buffett's Berkshire Hathaway on Saturday posted its third straight record annual operating profit, bolstered by large increases in underwriting earnings and investment income in its insurance businesses.

Wall Street is pulling further from its record after reports on Friday showed worries about President Donald Trump’s policies may be hitting the U.S. economy. The S&P 500 was down 0.6% in midday trading,

A sharp slide for Walmart on Thursday helped pull Wall Street off of its record. The Standard & Poor's 500 slipped 0.4% for its first drop after setting all-time highs in each of the last two days. The Dow Jones industrial average lost 1%,

Wall Street saw a dramatic drop on Friday with the Dow Jones plunging nearly 750 points, and the S&P 500 and Nasdaq falling sharply amid fears of a slowing economy and stubborn inflation. CNBC’s senior economic reporter Steve Liesman joins Saturday TODAY to break down what you need to know.