People hold their mobile phones during a protest against populist President Aleksandar Vucic and his government, whose tight grip on power has been challenged by weeks of street protests led by university students, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
Protesters crowd a street during a protest against populist President Aleksandar Vucic and his government, whose tight grip on power has been challenged by weeks of street protests led by university students, in central Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People attend a protest against the Serbian authorities in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Darko Vojinovic)
Students bang drums during a protest against populist President Aleksandar Vucic and his government, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People attend a protest against the Serbian authorities in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Darko Vojinovic)
People gather around the bust of Dimitrije Tucovic, early 20th century Serbian socialist politician, during a protest against populist President Aleksandar Vucic and his government, in central Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People attend a protest against the Serbian authorities in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Darko Vojinovic)
People attend a protest against the Serbian authorities in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Darko Vojinovic)
People attend a protest against President Aleksandar Vucic and his government, in central Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People attend a protest against the Serbian authorities in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Darko Vojinovic)
A Serbian flag is seen as people use lights on their mobile phones during a protest against President Aleksandar Vucic and his government, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People use lights on their mobile phones during a protest against populist President Aleksandar Vucic and his government, whose tight grip on power has been challenged by weeks of street protests led by university students, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People attend a protest against the Serbian authorities in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Darko Vojinovic)
A Serbian flag waves in the wind as people use lights on their mobile phones during a protest against populist President Aleksandar Vucic and his government, whose tight grip on power has been challenged by weeks of street protests led by university students, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People use lights on their mobile phones during a protest against populist President Aleksandar Vucic and his government, whose tight grip on power has been challenged by weeks of street protests led by university students, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People use lights on their mobile phones during a protest against President Aleksandar Vucic and his government, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
People use lights on their mobile phones during a protest against President Aleksandar Vucic and his government, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)
A Serbian flag waves in the wind as people use lights on their mobile phones during a protest against populist President Aleksandar Vucic and his government, whose tight grip on power has been challenged by weeks of street protests led by university students, in Belgrade, Serbia, Sunday, Dec. 22, 2024. (AP Photo/Marko Drobnjakovic)