WASHINGTON, May 13- U.S. retail sales unexpectedly rose in April, pointing to underlying strength in the economy and leading forecasters to bump up second-quarter growth estimates.
NEW YORK/ LONDON, May 13- Gold fell 1 percent on Monday, hovering near its lowest price in two weeks as stronger U.S. retail sales data inspired economic hopes and reduced the safe-haven bid for gold, and as exchange-traded products liquidated more gold holdings.