ComicFrontline had an interview with Pat Shand at NYCC 2014. The Qs about Charmed start at 0:00 and end at 1:27. Pat talks about Prue and what to expect from the new season.
You can watch the video interview at the following link: https://www.youtube.com/watch?v=bqdeI94Kyew&feature=youtu.be&a
