Ma'an -- A new Palestinian military organization in the Gaza Strip called "Sunna Group Supporters of Prophet Muhammad's Teachings" claimed responsibility on Tuesday evening for firing two mortar shells toward Israel. The self-proclaimed group said in a statement their fighters launched two mortar shells at Israeli army vehicles stationed near a military watchtower east of Al-Bureij Refugee Camp in the central Gaza Strip.According to Israeli media, mortar shell fired from Gaza landed across the border, in the desert in the Eshkol Regional council, causing no injuries.