Juana Summers is a political correspondent for NPR covering race, justice and politics. She has covered politics since 2010 for publications including Politico, CNN and The Associated Press. She got her start in public radio at KBIA in Columbia, Mo., and also previously covered Congress for NPR.
NPR's Ailsa Chang talks with Matthew Petrohay about his team's undergraduate project at Purdue University. They built a robot that set a new world record for shortest time to solve a Rubik's cube.