Dozens of Hamas terrorists killed in 10-hour battle underground, IDF says

"Israel said it fought Hamas “underground” and captured a key stronghold during a 10-hour battle in which it claims dozens of terrorists were killed.
Troops of the Nahal Brigade took control of a Hamas bunker, known as outpost 17, in west Jabaliya where they battled Hamas and Islamic Jihad “above ground and in an underground route”, the Israel Defense Forces (IDF) said." MS