Oil Slips as Trump Repeats Call for OPEC to Reduce Prices Singapore, 27 Jan (ONA) --- Oil prices fell more than 1% today after US President Donald Trump called on OPEC to reduce prices following the announcement of wide-ranging measures to boost US oil and gas output. Brent crude futures dropped 87 cents, or 1.11%, to $77.63 a barrel after settling up 21 cents on Friday. US West Texas Intermediate crude was at $73.77 a barrel, down 89 cents, or 1.19%. Trump on Friday ...