Fed Will Consider More-Aggressive Rate Hikes, Powell Says

U.S. stocks end lower after Fed chair’s comments. Oil prices advance. Nielsen shares drop after it rejects takeover offer. Shares of insurer Alleghany jump on Berkshire Hathaway acquisition. Anaplan shares rise on news of Thoma Bravo buyout. J.R. Whalen reports. Learn more about your ad choices. Visit megaphone.fm/adchoices