Dollar builds on gains as US data overshadow N. Korea woes

The dollar extended its gains on Thursday as strong US growth and jobs data helped traders move past North Korea's missile test but oil struggled as deadly storm Harvey batters the Gulf Coast.Markets across Asia rallied Wednesday after the previous day's North Korea-fuelled losses as US President Donald Trump's apparently measured response soothed fears about possible conflict in the region.The gains extended into Europe and New York later in the day after the US Commerce Department reported the