1. You can read about it here.
2. How ironic is it that they are doing this in an effort to locate a source of water on the very day when "mankind is judged as regards water?" (From Sefer ha'Roke'ach according to The Book of Our Heritage by Rabbi Eliyahu Kitov)
Israelis can watch it here starting at 12:15 pm. The event is currently scheduled for 1:31 pm our time.