Wall Street on Friday powered to a big weekly advance, as sentiment was lifted by a dialing back of aggressive trade rhetoric and the first quarter earnings season. The benchmark S&P 500 (SP500) added +0.

U.S. stocks are drifting in mixed trading as they near the end of another roller-coaster week. The S&P 500 edged down by 0.1% Friday, as nearly three out of every four stocks were falling within the index.