Mike Olson of Grinnell talks to Jeff from Cape Canaveral and shares memorable moments from the moon landing celebration; Clive Festival President Doug Harris previews the festival; Attorney Wendy Patrick and Jeff discuss why fast food restaurants are scanning your license plate (and yes, there's pro and a con to doing it); how the feud between "the squad" and President Donald Trump impacts Iowa politics. Click to hear hour 1 of #needtoknow for 7/17.