This may be the reason for the Valerie Jarrett news. Iran has a previously unknown, long-range ballistic missile facility in a remote location in the desert. The missiles are worked on at night. The only known ballistic missile facility blew up in 2011 along with the scientist who ran the facility.

https:/ /www.nytimes.com/2018/05/23/world/middleeast/iran-missiles.html