Levi Michael (23), wrapped in an Israeli flag, takes donated supplies from the International Synagogue as people gather to send off soldiers flying to Israel at John F Kennedy International Airport on Wednesday. Photograph: Dave Sanders/New York Times Police chiefs in New York this week ordered all personnel to report for duty in uniform on Friday. It came amid fears of potential attacks on Jewish communities or religious centres in the wake of the horrific events in Israel last weekend and the subsequent Israeli strikes on Gaza. At the highest levels in the United States there were concerns that Jews...