Being contained by the upper boundary of the rising price channel on 4-hour chart, GBPUSD pulled back from 1.5228. Initial support is at 1.5000, followed by the lower boundary of the channel, now at 1.4945. Key support is at 1.4873, only fall below these levels could indicate that the upward movement is complete.

20100706_gbpusd_1.gif
20100706_gbpusd_1.gif