GBPUSD broke above the falling trend line on the 4-hour chart, suggesting that the downside movement from 1.3362 had completed at 1.2957 already. Further rally would likely be seen and next target would be at 1.3292 resistance, followed by 1.3350. Support levels are at 1.3125 and 1.3065, only break below these levels could bring the price back towards 1.2957 previous low.
