Groups of extremist settlers are preparing to carry out violent and reprisal attacks against the Palestinian residents in the West Bank.According to Israeli media outlets, Israeli security sources warned of settler attacks on Palestinian villages and cities, claiming that the Israeli Army would stand up and prevent the settlers from attacking the Palestinians.In a related context, a group of settlers stormed on Tuesday the village of Qusra, south of Nablus and clashed with the Qusra residents.The Israeli Police arrested seven settlers and took them for interrogation.