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TOPSHOT - Tunisian policemen stand in a street during a demonstration on December 25, 2018 in the west-central Tunisian city of Kasserine. - A Tunisian journalist has died after setting himself on fire, officials said, in a protest over harsh living conditions that prompted overnight clashes with police in the country's west. Police fired tear gas at dozens of people who took to the streets Monday night in the city of Kasserine, 270 kilometres (165 miles) from the capital, setting tyres ablaze and blocking the main street. (Photo by Hatem SALHI / AFP) (Photo credit should read HATEM SALHI/AFP/Getty Images)

TOPSHOT - Tunisian policemen stand in a street during a demonstration on December 25, 2018 in the west-central Tunisian city of Kasserine. - A Tunisian journalist has died after setting himself on fire, officials said, in a protest over harsh living conditions that prompted overnight clashes with police in the country's west. Police fired tear gas at dozens of people who took to the streets Monday night in the city of Kasserine, 270 kilometres (165 miles) from the capital, setting tyres ablaze and blocking the main street. (Photo by Hatem SALHI / AFP)        (Photo credit should read HATEM SALHI/AFP/Getty Images)