1. One of the most moving documents to emerge from the 50th anniversary of President John F. Kennedy’s assassination is a radio broadcast. It’s WGBH’s audio of what was supposed to be just another Friday afternoon concert given by the Boston Symphony Orchestra — which turned into an eloquent elegy for JFK.

    One of the most moving documents to emerge from the 50th anniversary of President John F. Kennedy’s assassination is a radio broadcast. It’s WGBH’s audio of what was supposed to be just another Friday afternoon concert given by the Boston Symphony Orchestrawhich turned into an eloquent elegy for JFK.