50,000 protesters expected in Geneva against G7 summit. G7 summit begins in Evian on Monday. No-G7 coalition organized march after French authorities denied permits. 16,000 French security and 4,000 Swiss troops deployed. Businesses boarded windows due to 2003 riot fears. 25 of 35 road crossings closed in Geneva. G7 addresses Iran war, Ukraine, and economic imbalances