GBPUSD's upward movement had completed at 1.5922. Another fall would likely be seen later today. Support is at 1.5770, a breakdown below this level could signal resumption of the longer term downtrend from 1.5991, then further decline to test 1.5602 could be expected. On the other side, a break above 1.5922 will indicate that the pair remains in uptrend from 1.5602, then further rise towards 1.5991 previous high could be seen.