It’s been little more than a year since an $80 million renovation of John Glenn Columbus International Airport was completed, and already airport officials are steeped in planning for a brand new terminal complex – likely to cost $1 billion or more.

The need for another project right on the heels of the recent upgrades begs the question: Just how efficiently is John Glenn International being run?

Even with large back-to-back projects – spending is underway for the new terminal, which is seen…