http://kai-you.net/article/49963
http://natgeotv.jp/tv/lineup/prgmtop/index/prgm_cd/2384
https://twitter.com/staff_aoi/status/957531633288069120

悠木碧 is going to be the narrator of the CS National Geographic program
"Secrets of Alcatraz" tonight (Jan 30th) 20:00 Japan time.  It will also
be available on Hulu (Japan I presume).

She said she'll probably speak more than in any anime.

https://twitter.com/staff_aoi/status/957532850181439488