The passing of King Fahd bin Abdul Aziz Monday marks the end of a reign that saw both the rise of militant Islam inside Saudi Arabia and a strengthening of ties with the United States. Any shift in power in the kingdom, the world’s largest oil producer, could cause economic ripples across the globe. But King Fahd’s half-brother, Crown Prince Abdullah, has been running the day-to-day affairs of the country since 1995. Full Story