Seven people have been killed in Israeli army attacks on targets in Gaza City, the Hamas-controlled civil defence forces said on Thursday. Dozens more Palestinians had been injured in the bombardment of the Shejaiya neighbourhood, it added. Palestinian media reported heavy attacks on the area. The information could not be independently verified. The Israeli army said it was unable to confirm the information, when asked for comment. Earlier, the army had called on residents of several neighbourhoods in Gaza City to leave, in what is usually a sign of imminent new Israeli military operations in …