A senior leader of the militant group has told Al Jazeera that high-ranking officers are among its detainees
Hamas militants have reportedly captured so many Israeli soldiers, including high-ranking officers, that the group expects to negotiate a prisoner exchange for all Palestinians held in West Jerusalem’s jails.

“We have a big number of Israeli captives, among them senior officers,” Hamas deputy chief Saleh al-Arouri told Al Jazeera on Saturday. He added that the captives will be used as leverage to force the release of Palestinians incarcerated in Israel: “As to our prisoners, I say, your freedom is looming large. What we have in hand will see you set free. The longer fighting continues, the higher the number of prisoners will become.”

A public radio report indicated that captives were being held in three communities inside Israel and that some of the detainees were missing and had possibly been moved to Gaza. Hamas launched a surprise attack against Israel on Saturday, firing rockets from Gaza and deploying ground forces in several Israeli towns and military bases......more here
https://www.rt.com/news/584270-hamas-claims-many-israeli-captives/