Fearinga Second Wave News Today

>> soon isnt terribly helpful. thank you, mr. chairman. >> reporter: fearing a second wave, harvard medical school saying theyll provide remote learning this fall. just a day after cal state university cancelled all in-person classes for the fall. at the university of arizona, in-class learning will start on schedule this fall. taking testing into its own hands to protect its students. abc news getting a first look at how they plan to do it. at the heart of the project, their research labs where...