More than 1,000 people formed a "ring of peace" around the Norwegian capital's synagogue, an initiative taken by young Muslims in Norway after a series of attacks against Jews in Europe, in Oslo, Saturday, Feb. 21 2015. Norways Chief Rabbi Michael Melchior sang the traditional Jewish end of Shabaat song outside the Oslo synagogue before a large crowd holding hands.  (AP Photo / Hakon Mosvold Larsen / NTB Scanpix)