Combine Chicken, Potatoes, Broth, Water And Curry Powder In Slow Cooker. Cook On Low Setting For 8 Hours (Or On High Setting For 4 Hours). During Last Hour Of Cooking (Last 1/2 Hour If Cooking On High), Add Vegetables. Immediately After Stirring In Vegetables, Dissolve Cornstarch Into Some Of The Cooking Broth And Stir In. Cover And Continue Cooking To Completion.