Israeli media: Sinwar translated two books by former Shin Bet chiefs. Perry said that during one of the surprise searches, a book was found in Al-Sanwar’s possession, believed to be in his handwriting.

The number of pages in the book ranged between 500 and 600 pages. Former head of the Israeli intelligence service (Mossad), Yossi Cohen, said that Israel must pay the price regarding the exchange deal, and added, “At this stage it is difficult to say what the deal is”