## What steps will reproduce this issue? 1. Run the Gong showcase in the Gong solution and select the ListBox, Bound example 2. In the left ListBox, control click items 1 and 2 to select them 3. When you click item 2, don't release the mouse button and instead drag the selected items to the right ListBox 4. Only item 2 appears in the right ListBox ### Expected outcome Items 1 and 2 appear in the right ListBox ### Environment - GongSolutions.WPF.DragDrop __v1.2.0__ - Windows OS __7__ - Visual Studio __2017__ - .NET Framework __4.5__