SHANGHAI (Reuters) - World number one Rory McIlroy shut out noisy distractions to move to within two shots of leader Peter Hanson on day two of the BMW Masters golf on Friday. Despite constant sounds of nearby building construction, sirens and even fireworks, along with the distraction of on-course mobile phones, McIlroy did not drop a shot in a round of seven-under-par 65 to move into second ...