Polish police have detained a 16-year-old boy suspected of having thrown a Molotov cocktail at the historic Nożyk Synagogue, a police spokesman told the Rzeczpospolita newspaper on Thursday. The motive behind the Wednesday attack on the only Warsaw synagogue to have survived the Nazi onslaught during World War II, remained unclear. The suspect refused to make a statement. On Wednesday, the Israeli ambassador to Poland, Yacov Livne, published a photo on X, formerly Twitter, showing burn marks on the Nożyk Synagogue in the centre of the city. “Outrageous anti-Semitic attacks such as this can not…