The GBP/USD started the week bullish, and extended even higher during early 4/8 European trading. (gbpusd 4h chart, 4/8)The 4H chart shows 1) A bullish GBP/USD pushing above a high from 2 weeks ago at 1. 6683, 2) and now above the 1.67 handle, 3) tagging a previous resistance pivot at 1.6715, as well as challenging a falling resistance.4) Oscillators overbought.5) RSI is showing bullish development after it tagged 70, held mostly above 40, and is now tagging 70 again.Though we might see some near-term resistance around 1.6720, the GBP/USD looks poised to challenge the 1.6780 to 1.6820, 2014-highs. However, it would be difficult to push through this level ahead of Wednesday's FOMC meeting minutes, and Thurday's BoE monetary policy statement.