GBPUSD remains in uptrend from 1.4950, the fall from 1.5351 could be treated as consolidation of the uptrend. Support is at the bottom of the price channel on 4-hour chart, as long as the channel support holds, the uptrend could be expected to continue, and next target would be at 1.5500 area. Only a clear break below the channel support could signal completion of the uptrend.