More than two weeks after the Hamas terror attacks, the Israeli ground invasion is yet to begin. A ground fight in Gaza would likely feature brutal urban combat, including surprise and guerilla tactics. Current and former US military leaders warn it will be harder than the toughest battle against ISIS. AdvertisementAdvertisementCurrent and former US military leaders are warning that an Israeli invasion of the Gaza Strip, should the military go forward with it, will be more difficult than even the toughest battle against the Islamic State. There, in Gaza, Israeli soldiers could face a prolonged urban combat, brutal fighting which may feature heavy civilian casualties, booby traps, surprise attacks, and guerilla tactics.

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Persons: —, Joseph Votel, Israel, Mostafa Alkharouf, Votel, ABC's Jonathan Karl, Lloyd Austin, we've, Austin, Hatem Ali Gaza, Biden, John Kirby Organizations: ISIS, Service, Islamic, Israel Defense Forces, IDF, Army, Operations Command, Associated Press, Getty, US Central Command, US, AP, National Security Locations: Gaza, Islamic State, Syrian, Raqqa, Iraqi, Mosul, Israel, Sderot, Anadolu, Austin, Rafah, Iran