GBPUSD stays in a rising price channel on the 4-hour chart, suggesting that the pair remains in the uptrend from 1.3711. Near term support is at 1.4075, as long as this level holds, the uptrend could be expected to continue and next target would be at 1.4345 (Jan 25 high). The key support is located at the bottom trend line of the price channel, only a clear break below the channel support could signal completion of the uptrend.