Violent clashes in the night in Ramallah as Israel expands a crackdown on Hamas, blamed for abducting three Israeli teenagers.<br/> <br />The military says it has searched more than a thousand sites in the West Bank and detained more than 330 Palestinians.<br/> <br />Two Palestinians were killed Sunday in the crackdown including one man in Ramallah.<br/> <br />Israeli Prime Minister Benjamin Netanyahu says Israeli troops are only trying to defend themselves.<br/> <br />(SOUNDBITE) (Hebrew) ISRAELI PRIME MINISTER BENJAMIN NETANYAHU, SAYING:<br/> <br />"We have no intention of hurting anyone maliciously, but our forces are behaving in the manner necessary for their self-defense and occasionally there are fatalities or wounded on the Palestinian side, as a result of our forces' self defense actions."<br/> <br />Later on Sunday a funeral procession is held in Rahmallah.<br/> <br />The Palestinian Authority is now launching efforts to convene an urgent U.N. session to try to end the offensive, saying that Israel is "bringi
