GBPUSD broke above the top trend line of the price channel on the 4-hour chart, suggesting that the short term downtrend from 1.3472 had completed at 1.3101 already. Further rally is still possible in a couple of days and next target would be at 1.3400 area. Near term support is at 1.3190, only a breakdown below this level could trigger another fall towards 1.3100.