A protester demonstrates CPR on a puppet as workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector, dressed as Princess Fiona from 'Shrek', take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector, dressed as Princess Fiona from 'Shrek', take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Employees of the public sector, one dressed as a ghost, and another dressed as a ghost hunter, wearing the mask of Belgian Minister of Health Frank Vandenbroucke, take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Employees of the public sector, one dressed as a ghost, and another dressed as a ghost hunter, wearing the mask of Belgian Minister of Health Frank Vandenbroucke, take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector, dressed as ghosts, take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector, dressed as ghosts, take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Workers and employees of the public sector dressed as ghosts take part in a protest to denounce the lack of personnel owing to working conditions and difficulties with recruitment, Brussels, Belgium January 31, 2023. REUTERS/Yves Herman 

Smoke emerges as firefighters block the road during a protest against violence that they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Police officers stand guard as they obstruct the firefighters from blocking the traffic on the road during a protest against violence that firefighters encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Fire emerges next to a helmet on the road as firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

A smoke flare is placed next to a helmet on the road as firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

A smoke flare is placed next to a helmet on the road as firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Smoke flares are placed next to a helmet on the road as firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

A firefighter places a smoke flare as he takes part in a protest against violence that firefighters encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Firefighters take part in a protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Firefighter jackets are laid on barricades as police officers stand during a protest against violence that firefighters encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Smoke emerges as firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Smoke emerges as firefighters protest against violence they encountered during intervention and for better working conditions, in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Smoke emerges as firefighters protest in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

Smoke emerges as firefighters protest in Brussels, Belgium, January 27, 2023. REUTERS/Yves Herman 

NATO Secretary General Jens Stoltenberg meets Israeli President Isaac Herzog at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog holds a news conference at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog holds a news conference at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

NATO Secretary General Jens Stoltenberg meets Israeli President Isaac Herzog at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

NATO Secretary General Jens Stoltenberg meets Israeli President Isaac Herzog at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog holds a news conference at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

NATO Secretary General Jens Stoltenberg shakes hands with Israeli President Isaac Herzog at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog holds a news conference at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog holds a news conference at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

NATO Secretary General Jens Stoltenberg shakes hands with Israeli President Isaac Herzog at the Alliance's headquarters in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Parliament members observe a minute of silence at the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog speaks during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

European Commission President Ursula von der Leyen observes a minute of silence at the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog and President of the European Parliament Roberta Metsola observe a minute of silence at the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog speaks during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog speaks during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog speaks during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

General view inside the European Parliament as Holocaust Memorial Day is marked, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog and parliament members observe a minute of silence at the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog speaks during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog speaks during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

President of the European Parliament Roberta Metsola looks on during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman 

Israeli President Isaac Herzog looks on during an address to the European Parliament to mark Holocaust Memorial Day, in Brussels, Belgium January 26, 2023. REUTERS/Yves Herman