JD Sports Fashion enjoyed a 111 percent increase in pre-tax income to £6.087 million (€7.293m-$9.865m) for the first half ended on Aug. 3. Gross margins improved to 48.8 percent of sales from 48.4 percent in the year-ago period on 2.0 percent higher sales of £567,370,000 (€679.8m-$919.4m). Operating earnings before exceptional items ...