Saudi newspapers commented editorially today on local, Arab and international topics highlighting the significance of the current four-nation tour of the Custodian of the Two Holy Mosques King Abdullah Ibn Abdul-Aziz, which include Morocco, U.S.A, Canada and France. The following are the major headlines in the newspapers: - Housing units for the displaced persons in the south of Saudi Arabia - Prince Naif sends message to Egyptian Premier -Vice-custodian of the Two Holy Mosques receives ambassadors - Prince Naif receives letter of thanks from UNRWA representative - Arab League participates in Arab-Pacific cooperation conference - Israeli war planes violate Lebanese air space - Two officers killed in Yemen clashes - Tens of people are killed in explosion of two cars in Baghdad - 14,000 Palestinians pass through Rafah crossing within 20 days -New sanctions on Iran may affect Pakistan, says Washington - Barrack visits Washington - Karoubi criticizes re-election of Ahmedinejad - UN reiterates escalation of violence in Afghanistan --MORE