Police in Italy and Germany arrested 13 men on Tuesday in a major crackdown on the Italian mafia organization the Camorra. A dozen suspected members of the Camorra were arrested in the southern Italian city of Naples, according to the Italian police. In addition, they said a 49-year-old man who was employed in a restaurant was arrested near the northern German city of Bremen. The suspects are accused of extortion for protection money and other mafia activities. The Camorra is one of the largest mafia groups in Italy, but is also active in many other countries. Naples and the nearby city of Cas…