The Israeli army says it has withdrawn its forces from the city of Khan Younis, the biggest in the southern Gaza Strip, as its war against Palestinian Islamist group Hamas hits the six-month mark. “The IDF’s 98th commando division has concluded its mission in Khan Yunis. The division left the Gaza Strip in order to recuperate and prepare for future operations,” the Israel Defense Forces (IDF) said on Sunday. A significant number of Israeli troops “continues to operate in the Gaza Strip, and will preserve the IDF’s freedom of action and its ability to conduct precise intelligence based operatio…