Fireworks at closing ceremony of the 2012 Summer Olympics in London. Alastair Grant/AP hide caption itoggle caption Alastair Grant/AP Parallels Istanbul, Madrid, Tokyo Vie For Olympics, But Is It Worth It? September 6, 2013 Each city has strong selling points, but also serious problems. They each hope the games jump-start their economies. But the jury's still out on whether mega-sporting events do that.