CHICAGO — Even if this year’s Summer Games in Tokyo are staged with minimal distraction — and that’s a big if — everything about choosing Olympics host sites could use an overhaul. Tokyo is in an unenviable situation, having the Games postponed last year because of the COVID-19 pandemic. The financial commitment the Olympics require already is monumental, and pushing the festivities back a year — though absolutely the right decision — has nudged those costs still higher. According to The Associated Press, Japan officially has spent $15.4 billion preparing for the Olympics, with $2.8 billion at...