Abu Mazen about to back out of 'peace talks'?

On Tuesday, 'moderate' 'Palestinian' President Mahmoud Abbas Abu Mazen suddenly canceled a meeting with his Fatah faction that was to plan for the 'second round' of 'talks' with Israel on August 14, and flew off to Saudi Arabia to meet with King Abdullah bin Abdel
Aziz.

No reason was given for the cancellation of the meeting. And Abu Mazen may not meet with King Abdullah until Sunday, such