martin davis is now also working on a version that can be used to purify standing water. and how about you. if you are also doing your bit tell us about. visit our website or send us a tweet hash tag doing your bit. we share your story. education is key not just in the classroom but also in the field behind me and sometimes people wonder if the students really learned all that they need to learn for a better future from the schools in the build in. v.t. fujis well there is an elementary school not too far from where we are today on the outskirts of lagos in like it to be precise where the children learn some very important lessons about everything including when it will energy they see 1st time the advantages of solar power because a school generates its own and that's all. it is out of what these kids have lots of ideas about what can be done to combat climate change burn fuel for still feel this ride a bicycle you solar power discussions of this nature are giving high priority at this school who want our children to be problem solvers who want them to be people able to

davis. a new exhibit allows people to use virtual reality technology to attend the 1963 march on washington. when dr. martinam" speech. this is the first exhibit to depict him in vr. it opens today at the museum in chicago. adriana diaz spoke to the exhibit's executive producers viola davis and her husband julius tennon. this is an amazing idea. what was it like? >> reporter: we tried to put a go pro inside the head set so you could see what it looks like but it is only made for human eyes. you feel like you're in the middle of your own video game then suddenly the american icon we are so used to seeing in black and white and in textbooks is standing right in front of you in living color and 3d. when dr. martin luther king jr. declared his dream on the steps of the lincoln memorial more than 250,000 people were there. and now in 2020 you can step back to 1963 and be there, too. at chicago's dusable museum of african-american history a new virtual reality exhibit called "the march" created by times studios allows visitors to time travel nearly six decades. >> my gosh. now i am in the national mall. there is

martin luther king's southern christian leadership conference. the organization was in dire financial state and would soon become the poor people's campaign. in 1970, few people know aretha franklin posted bond for angela davis, a prominent activist who was jailed on trumped-up charges. in 1970, "jet" magazine -- a "jet" magazine article quoted aretha franklin, and i quote, black people will be free. i have been locked up for disturbing the peace in detroit. and i know you've got to disturb the peace when you can't get no peace. jail is hell to be in. i'm going to see her free if there's any justice in our courts. because she's a black woman and she wants freedom for black people. n her 1999 oo biography, described her impact -- detroit had on her childhood and career. detroiters realize how deeply i appreciate the city in which i was raised. and it is in detroit that i continue to cultivate my career. it is to detroit that i direct most of my charitable activities and it is from detroit that i receive much love and support, which i will resip row kate. no matter how -- reciprocate. no matter how famous she became worldwide, aretha always gave back to the city she grew up in. she frequently hosted community