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Firemen douse a burning car following a huge blast that rocked central Beirut on December 27, 2013, killing an adviser to former anti-Syria coalition prime ministers Saad Hariri and Fuad Siniora and sending plumes of black smoke scudding across the skyline of the Lebanese capital. Mohammad Chatah (Shatah), a prominent economist who was also an ex-minister of finance and Lebanon's envoy to Washington was assassinated when a car bomb targeted his convoy in the city centre, the Lebanese state news agency said. AFP PHOTO / STR        (Photo credit should read STR/AFP/Getty Images)
Firemen douse a burning car following a huge blast that rocked central Beirut on December 27, 2013, killing an adviser to former anti-Syria coalition prime ministers Saad Hariri and Fuad Siniora and sending plumes of black smoke scudding across the skyline of the Lebanese capital. Mohammad Chatah (Shatah), a prominent economist who was also an ex-minister of finance and Lebanon's envoy to Washington was assassinated when a car bomb targeted his convoy in the city centre, the Lebanese state news agency said. AFP PHOTO / STR        (Photo credit should read STR/AFP/Getty Images)

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