A $2.7 million renovation at Carol Joy Holling Camp in Ashland has restored its lake just in time for summer camp sessions to begin on May 31.Over the last 10 years, the lake's condition deteriorated. In October, crews drained the water and removed sediment that had built up at the bottom over time."It actually smells like a lake now and not raw sewage," Nebraska Lutheran Outdoor Ministries Director of Programs Korey Breutzmann joked during the …