This is what's left of a mosque in Khan Younis after a night of air strikes by Israeli forces that killed five people and injured nine.<br/> <br />Israel says it targeted 20 locations across the strip ---- several homes including these in Gaza city were reduced to rubble.<br/> <br />First responders working to to put out the blaze say they're in a constant state of alert.<br/> <br />SOUNDBITE: Gaza fire fighter Rida Dayya saying:<br/> <br />"This is a civilian house; it was attacked earlier. The fire fighters are facing a hard situation as they continue working here, because we've been warned this place is about to be attacked again."<br/> <br />Palestinian health officials say just over 2,000 people, many of them civilians, have been killed in Gaza since July 8
