MLK Jr. tribute to feature Ysaye Barnwell

Ysaye Barnwell, a singer, composer and arranger in the acclaimed acapella group Sweet Honey in the Rock for many years, will be one of the featured performers on Sunday at the 33rd annual Martin Luther King Jr. tribute.

That will take place in the Ted Mann Concert Hall on the University of Minnesota's Minneapolis cam pus.

Here's Ysaye Barnwell's Sweet Honey in the Rock performing "Spiritual."