Before Ole Phil started throwing his weight, Nike's weight around, NCAA T&F Championship often were held in Chicago:
1) Two international airports;
2) Light rail service from both international airports;
3) I-90, I-94, I-55, I-290, I-294 & I-80;
4) Chicago is a railroad hub;
5) Chicagoland has so many hotel rooms, events do not cause hotel prices to double & triple;
6) Many great restaurants in Chicago;
7) Chicago is experienced handling large events;
8) Chicago is not a time zone issue for any U.S. citizen;
9) Numerous colleges & universities in the city. Events, in theory could be spread out at various Chicago colleges & universities;
10) Weather would not likely be any worse the Oregon in the summer.