Hariri's Return to Lebanon Sparks Celebration — and Speculation

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On a day that marked both the return of Lebanon's vanished Prime Minister Saad Hariri and Lebanon's Independence celebrations, supporters of the Sunni politician were out in force. But with his resignation - made in Saudi Arabia amid suspicions he had been forced into it - now put on hold following a meeting with Lebanon's president, joy at his return was tempered with uncertainty. John Owens reports from Beirut.