Palestinian Authority president Mahmoud Abbas said he will not negotiate over land with Israel, as well as accusing Israel of holding negotiations with Hamas, it was reported Sunday morning."I won't give up one inch of 1967; I have evidence that Hamas and Israel are conducting negotiations," Abbas said. He continued by saying that Hamas is completely responsible for Gaza."The Palestinian Authority does not exist in the Gaza Strip. Hamas is responsible for the Gaza Strip." Khaled Abu Toameh contributed to this report.