Sarah Batka, Cook County Master Gardener Coordinator, joins Mike in studio for the entire show. Jim Clesen from Ron Clesens Ornamental Plants, Inc. and Jennifer Brennan,my co-host on Dig In Chicago and Horticulture Information Specialist at Chalet in Wilmette, discuss the threat to the impatiens plants from the disease downy mildew. David A. Kraft, Director of the Nuclear Energy Information Service, discusses the future of nuclear energy in the United States and the world.