FTSE posts 2nd weekly loss as Iraq strikes add to global gloom

By Francesco Canepa LONDON (Reuters) - Britain's top equity index suffered a second straight weekly loss after falling on Friday, with U.S. air strikes in Iraq adding to an already gloomy geopolitical and economic landscape. The blue-chip FTSE 100 index closed 30.01 points lower, or 0.5 percent, at 6,567.36. Traders said the FTSE could find buyers coming in if it fell to near 6,500 points, where it bottomed out in March and April. "If we hammer out a base of support there and news flow