The White House said “it’s the right time” for Israel to scale back its military offensive in the Gaza Strip, as Israeli leaders again vowed to press ahead with their operation against the territory’s ruling Hamas militant group. The comments exposed the growing differences between the close allies on the 100th day of the war on Sunday. Also Sunday, Israeli warplanes struck targets in Lebanon following a Hezbollah missile attack that killed two Israeli civilians – an older woman and her adult son – in northern Israel. The exchange of fire underscored concerns that the Gaza violence could trigg…