What’s with the castle? What’s the idea behind our wall of windows? And who does the anchors’ makeup? As WCPO celebrates 70 years, we answer some of your most common questions http://bit.ly/2LDM13l Join WCPO for our 70th anniversary special at 7 p.m. Thursday on air, on WCPO.com, the WCPO app and streaming devices. | WCPO 9