on top, so none of these homeowners will suffer those horrors. last month, these homes, every one of them but one was producing more energy than they were eating. that's an amazing story. and there's no reason now to build any other way. >> you can see the changes in new orleans. you can also hear them. new orleans musicians have been fiercely dedicated to bringing the music that helps define this place back to the streets where louis armstrong grew up and jazz was born. >> i think it's ry ey to be overwhelmed when you see so much devastation, but we just said let's focus on musicians, let's we can do to bring that part of the community back. >> local musicians harry connick jr. and beenford marsalis who both trained under branford's legendary dad, ellis marsalis, started the musicians village, ontse of the first construction projects in the upper ninth ward after katrina. >> it was just complete devastation.