The MPR screenshot below, from here, highlights the debate. But, after all, this is MPR, their kludgey "do it our way" website, so don't expect to find the broadcast info there, conveniently reported for web readers, because that would make things too easy. The pertinent info is below the screenshot, along with the link you have to hunt for instead of having it easily in the main article, a single easy click off the homepage, as sensible people would do web design:
[click to enlarge and read that screenshot, and the one below] from here, giving the broadcast detail, 7 pm, KNOW, 91.1 FM.
Bloggers intending to live-blog the event should note the final screenshot paragraph.