Full Episode: Red Sox Opening Day, Tracking License Plates, Electric Currents To Reverse Memory Loss

Host Callum Borcher speaks with WBUR's Shira Springer from Fenway Park on opening day. Also, tracking the licence plates of all cars that pass through Cape Cod — have the state police gone too far? Plus, Boston University researchers sent a small amount of electrical current through the brain to try and improve the working memory in older adults.