diff --git a/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl1.xaml b/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl1.xaml
index e5371f0..4995ded 100644
--- a/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl1.xaml
+++ b/Wpf_AiSportsMicrospace/MyUserControl/CoverFlowControl1.xaml
@@ -1,7 +1,6 @@
 <UserControl x:Class="Wpf_AiSportsMicrospace.MyUserControl.CoverFlowControl1"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-            xmlns:_3DTools="clr-namespace:_3DTools;assembly=3DTools" 
              xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
              xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
              xmlns:local="clr-namespace:Wpf_AiSportsMicrospace.MyUserControl"