During the IDF and the Shin Bet's reinvasion of Shifa Hospital in northern Gaza on Monday, they killed Hamas's Interior Ministry Operations Chief Faack Mabhough.
Mabhough has been in charge of all of Hamas's internal security forces both during the war and during peacetime.
Mabhough killed during gunfire exchange
Israeli forces killed Mabhough during an exchange of gunfire when he resisted arrest and had been trying to hide within the Shifa complex.
In the room next to his hiding spot, significant Hamas weaponry was located.