Sounds like the imam was present, just not allowed into the execution chamber as the imam was not a member of the execution team (among other reasons).
https://www.npr.org/2019/02/08/692605056...y-his-side
https://www.supremecourt.gov/DocketPDF/1...Vacate.pdf
https://www.npr.org/2019/02/08/692605056...y-his-side
https://www.supremecourt.gov/DocketPDF/1...Vacate.pdf
Being told you're delusional does not necessarily mean you're mental.