Bush wants his "peacemaking" efforts in the news as long as possible. Excellent comment. Many Americans want him Impeached for corruption and war crimes. He is using this "peace summit" for his own personal needs. Bush loves 2 things Oil and Himself. It is harder to Impeach a president that seeks "peace". He knows this.
We want Iran cooperation, not meddling, Gulf Arabs tell Kerry (Reuters)
from the article: PA: We may skip summit if a joint statement is not agreed upon