 The heat of the summer clearly here now, and often that means a rise in crime. The people involved in keeping crime at bay in D.C. have heard from the mayor in what's called a safe summer training session. Here's the story from WTOP's Kate Ryan. D.C. Mayor Muriel Bowser was blunt in talking about making sure this summer doesn't look like last year. Bowser noted that the Surgeon General recently called gun violence a public health crisis. Well, we've been operating in that public health emergency for more than five years.