William McGregor, Dittersdorf Double Bass Concerto in E Major

William McGregor, age 12, 12 years old, plays Dittersdorf Bass Concerto in E Major (Solo Tuning) Third Movement, III, Allegro by Karl Ditters Von Dittersdorf, With Ensemble 212, conducted by Yoon Jae Lee, at Merkin Hall in New York City, May, 2012, Grand Prize Winner Young Artist Competition