UMSL Chancellor Tom George (right) introduced keynote speaker San Antonio Mayor Julian Castro.

UMSL Chancellor Tom George (right) introduced keynote speaker San Antonio Mayor Julian Castro.
UMSL Chancellor Tom George (right) introduced keynote speaker San Antonio Mayor Julian Castro.
UMSL Chancellor Tom George (right) introduced keynote speaker San Antonio Mayor Julian Castro.
The annual overnight music camp features an immersive four days of singing led by some of the world’s best-known names in a cappella music.