Here's an example of prior notification and a disagreement about the effects of GPS jamming on popular model of small jet: http://www.usatoday.com/story/news/2

Here's an example of prior notification and a disagreement about the effects of GPS jamming on popular model of small jet: http://www.usatoday.com/story/news/2016/06/08/embraer-gps-testing-no-problem-planes/85619022/ http://www.usatoday.com/story/news/2016/06/08/embraer-gps-te...