The surprise came from Moqtada al-Sadr who also put his signature on the document promoting al-Zurfi, along with Ammar al-Hakim and Haidar Abadi +
Al Fath led by Hadi al-Ameri said "the selection of Adnan al-Zurfi is unconstitutional". Al Ameri is dead wrong. Barham Salih has the right to select a candidate according to article 72/3 of the constitution.
Shia failed because they are divided. I'll explain shortly.