GBPUSD stays in a bullish price channel on the 4-hour chart and remains in the uptrend from 1.2822. As long as the channel support holds, the upside movement could be expected to continue and next target would be at 1.3250 area. On the downside, a breakdown below the channel support would indicate that the uptrend had completed at 1.3180 already, then the pair would find support at around 1.2920.
