. >> ann hamilton: it's like making a vocal chord for the ranch. >> installation artist ann hamilton'shree-year journey to create something ancient and beautiful in the sonoma valley took many turns. [ ♪music ] >> enrique chagoya's print making is exquisite, and it's political. >> robert johnson: he has this very subtle and very sophisticated ability to make people laugh and think at the same time. >> and if scott kildall asks for your picture, be sure to smile. this time on spark. [ ♪music ]

. >> my name is ann hamilton. this is something i never thought i would be deceived.ard about different things that happen. i know about martin luther king. i am actually living something that should have stopped years and years ago. they're celebrating the first byil rights lady appointed four presidents. this her, her 50th anniversary. and now we have to deal with this still happening in the city of st. louis -- anywhere? injustice is everywhere. a rifle way, and there is to the power of voting and getting involved. as african, we want to be treated fairly and given the same advantage. this is why we are still in a one-room schoolhouse. of our young black man out of here. that is wrong. it's wrong and i'm sick of it because i've been out here trying to change. we want to be treated human just like everybody else. >> do you think things have changed since the killing? >> i think so, because even as i drive on the highway, i don't feel as though -- i live elsewhere, but i growth of december hood. i don't feel as much as stress. there would be times when i'm driving fr