Wall Street set for first weekly gain of 2016 as oil soars

Wall Street rallied on Friday, heading towards its first positive week of 2016, as a cold snap in the United States and Europe helped send oil prices surging for a second day. European Central Bank President Mario Draghi's comments on Thursday suggesting that the bank could ease its monetary policy at its March meeting also encouraged investors bruised by a brutal selloff that began at the start of 2016. "I do think that even just to get a couple of days here with neutral, rather than downward,