Israeli airstrikes have killed 17 militants in the southern and central part of the Gaza Strip, according to the Israel Defense Forces (IDF) on Thursday. Ground troops originally identified the targets during fighting against the Palestinian Islamist movement Hamas, the military said. Hamas command centres and tunnel entrances were also attacked, and workshops for the production of weapons and warehouses with military equipment were discovered, Israel said. More than four months after the start of Israel’s ground offensive in the coastal Palestinian territory, Israeli forces have not managed t…