void queryTask_ExecuteCompleted(object sender, QueryEventArgs args)
{
FeatureSet featureSet = args.FeatureSet;
if (featureSet == null || featureSet.Features.Count < 1)
{
MessageBox.Show("No features returned from query");
return;
}
GraphicsLayer graphicsLayer = MyMap.Layers["MyGraphicsLayer"] as GraphicsLayer;
foreach (Graphic graphic in featureSet.Features)
graphicsLayer.Graphics.Add(graphic);
}