LAHORE: US Ambassador to Pakistan Richard Olson has promised US will be the main sponsor of the Bhasha Dam but on political issues he said corruption, governance and transparency would be best addressed through the democratic process. He asked the people of Pakistan to avail the opportunity offered by elections by electing honest representatives.He was talking to the media at the Lahore Overseas Security Advisory Council (OSAC) launch on Monday. The OSAC would represent the…