In a unanimous decision, the Festus City Council agreed last night to sell its municipal airport to an investor group that plans to expand the facility's runway while also creating a mixed-use development on the property. The group of nearly 50 investors, calling themselves Citizens for Airport Economic Expansion (CAEE), won the purchase with a bid of $2,275,000. The airport was recently appraised at slightly less than that amount. The lone other bidder for the property was Wing Enterprises, whi