April gold (GC=F) futures opened at $5,090 per troy ounce on Friday, down 4.9$5,354.80. The sell-off followed a heated rally that pushed gold up more than $500 this week. The rally materialized after President Trump made comments implying that he was unconcerned with a weaker U.S. dollar. The trend reversed after reports that President Trump intends to nominate Kevin Warsh as the next Federal Reserve chair. Warsh is a former Fed governor and considered more conservativ ...