The attacks in Saudi Arabia, the worst terror strikes since before the Iraq war, shattered any sense that groups like Al Qaeda had been so weakened that they could no longer mount such a coordinated and devastating assault. But their evident resiliency, American officials said today, means that the global campaign against terrorism will have to be “redoubled,” as one put it. The Riyadh attacks, President Bush said, “remind us that the war on terrorism continues.” He denounced them as “despicable acts” whose planners would be relentlessly pursued. Other American officials, including Vice President Dick Cheney, said that the bloody assault reaffirmed that the campaign against terrorism was far from over. And Britain warned today of a “high threat” of further attacks against Western interests in Saudi Arabia. The Foreign Office cautioned Britons against nonessential travel to the region, matching warnings from Washington, Reuters reported. Full Story