2014 Blue Devils Drumline playing through their show music in the Semi-Finals Lot of the DCI World Championships in Indianapolis, Indiana.

2014 Santa Clara Vanguard Drumline playing through their show music in the Semi-Finals Lot of the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

2013 Blue Devils Drumline warming up in the lot at the 2013 DCI World Championships in Indianapolis, IN.

The 2014 Pacific Crest Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

2014 Bluecoats Drumline playing through their show music in the Semi-Finals Lot of the DCI World Championships in Indianapolis, Indiana.

2013 Crossmen Drumline warming up in the lot at the 2013 DCI World Championships in Indianapolis, IN.

2013 Colts Drumline warming up in the lot at the 2013 DCI World Championships in Indianapolis, IN.

2013 Mandarins Drumline warming up in the lot at the 2013 DCI World Championships in Indianapolis, IN.

2014 Boston Crusaders Drumline playing through their show music in the Semi-Finals lot of the DCI World Championships in Indianapolis, Indiana.

2013 Blue Stars Drumline warming up in the lot at the 2013 DCI World Championships in Indianapolis, IN.

The 2014 Blue Devils B Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.