Two staff members of the Israeli embassy in Washington – a young couple on the verge of becoming engaged – were fatally shot on Wednesday evening at about 9.15pm while leaving an event at a Jewish museum. The suspect yelled“Free, free Palestine” after he was arrested, police said. The attack was seen by some officials in Israel and the US as the latest act in a growing wave of antisemitism as Israel ramps up its offensive in the Gaza Strip, and as food security experts have warned that Gaza risks falling into famine unless Israel’s blockade ends. Here is what...