Police said Monday night that investigators have arrested a fourth suspect in the torching of a mosque in the Galilee Beduin village of Tuba Zanghariya in early October.Police said the man is a 20- year-old resident of Samaria, who was arrested in the West Bank settlement of Yitzhar on Monday.RELATED:Analysis: September and the settler factor Police said the suspect will be brought before the Petah Tikvah Magistrate’s Court on Tuesday morning, where they will seek an extension of his remand.The investigation into the arson is being carried out by the Judea and Samaria police in collaboration with the special LAHAV investigative task force, which was launched to investigate suspected “price tag” attacks, the name given to acts of vandalism or violence carried out by Jewish extremists to protest government policies.