Exactly what they were... also in the police blotters in the plain dealer today.
I also saw one of these. Low and fast. Flew over us while in the Columbus area at about 4:00.
I hope you're talking about the helicopters and not the C-130's - right?
Helicopter.... Looked like a Hughes 500 or VERY similar.
http://upload.wikimedia.org/wikipedia/commons/2/27/Hughes500.g-bioa.arp.jpg