The concert documentary "Wattstax" was released 50 years ago this month. It featured Stax Records' entire roster at the time. NPR's Ayesha Rascoe talks to James Alexander of the Bar-Kays.

James Alexander, the last surviving member of The Bar-Kays band that backed soul music star Otis Redding, will have a street renamed after him in his hometown of Memphis, Tennessee, Stax Museum said.