Forex Flash: Realistic to think EUR/USD re-testing 1.3172 - NAB (Barcelona) - NAB strategists take a look at the relationship between EUR/USD and the Spanish-German/German-US yield spread, saying the correlation remains strong. "If these trends are maintained, it is realistic to think about EUR/USD re-testing the 1.3172 mid-September high in the coming week or so" the bank notes.