Local groups are still looking for event venues following the announcement Hara Arena will close this month. Hara Arena announced July 29 it would close its doors, catching many who hold events there by surprise. Some of them indicated they had no prior warning the venue would close. The decision brings an end to an iconic venue which had been the largest event center in the region, after 60 years in business. Friends of the Dayton Metro Library announced Tuesday it will cancel its fall book sale…