In this episode of the WOW podcast, Katie Cook interviews journalist and investigator Cheryl Costa.  Cheryl and her wife, Linda, are the authors of  "UFO Sightings Desk Reference: United States of America 2001-2015" which presents data and analysis for 100,000+ sightings of unidentified flying objects reported by individuals during the first 15 years of the 21st century. They are currently working on a set of books which will list all reported UFO sightings county by county for the US. Cheryl has some great insight into what might be the reason behind the alien presence and why certain areas are hotspots.  Enjoy this entertaining talk!