In this newscast:  Dozens of Juneau residents in the glacial outburst flood zone learned how to prepare for flooding expected later this summer; Sealaska Heritage Institute is hoping people can help them identify the subjects of thousands of photos taken by a late Lingit leader; The Skagway Borough Assembly accepted Mayor Sam Bass’ resignation on Thursday; The Alaska Department of Corrections has taken in 40 people who were detained outside of the state by U.S. Immigration and Customs enforcement