A bus driver watches stopped traffic to commemorate the 15 victims of a railway roof collapse two weeks ago, as people demand accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)

People stopping traffic and standing in silence to commemorate the 15 victims of a railway roof collapse two weeks ago, demand accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)

People stopping traffic and standing in silence to commemorate the 15 victims of a railway roof collapse two weeks ago, demand accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)

People stopping traffic and standing in silence to commemorate the 15 victims of a railway roof collapse two weeks ago, demand accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)

People stopping traffic and standing in silence to commemorate the 15 victims of a railway roof collapse two weeks ago, demand accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)

A man watches from a bus window stopped traffic to commemorate the 15 victims of a railway roof collapse two weeks ago and demand accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)

Workers inspect a train station after an outdoor roof collapsed in Novi Sad, Serbia, Saturday, Nov. 2, 2024. (AP Photo/Darko Vojinovic)

Trabajadores revisan una estación de tren tras el derrumbe de una parte de la cornisa en Novi Sad, Serbia, el sábado 2 de noviembre de 2024. (AP Foto/Darko Vojinovic)

Stopped traffic is seen as people stand in silence in the middle of the road to commemorate the 15 victims of a railway roof collapse two weeks ago, demanding accountability for the tragedy, in Belgrade, Serbia, Friday, Nov. 22, 2024. (AP Photo/Darko Vojinovic)