Tower plans raise alarm Broadcaster wants 6 structures near Liberty Square By PAUL KAPLAN, AJC, Published on: 02/03/05 (please go to ajc.com for art. in its entirety) The Liberty Square subdivision in Roswell abuts a large wetland, so residents have had a buffer of woods and meadows behind their neighborhood for more than two decades. Now that pleasant scene may change dramatically. The owner of the undeveloped property has agreed to sell it to a company that plans to erect six soaring radio towers there. Sandy Springs Broadcasting plans to build the three-legged structures