Saudi Deputy Governor of the Riyadh region Prince Mohammed bin Abdulrahman bin Abdulaziz (right) welcomes Nigeria President Bola Tinubu (centre) in Riyadh, ahead of the Organization of Islamic Cooperation and the Arab League joint extraordinary leaders summit. [AFP]
Arab and Muslim leaders gather in Saudi Arabia Monday for a summit addressing the wars in Gaza and Lebanon, a chance to send a message to US President-elect Donald Trump.