French President Emmanuel Macron pledged Friday that no effort will be spared to track down and prosecute unknown attackers who chopped down an olive tree planted in homage to a French Jew murdered in 2006.

French officials are speaking out after a tree honoring Ilan Halimi, who was kidnapped and tortured for over three weeks in 2006, was cut down.

President Emmanuel Macron and Prime Minister François Bayrou on Friday condemned antisemitic hatred after a tree planted in tribute to Ilan Halimi, a 23-year-old Jewish man, was cut down. Halimi was kidnapped and tortured in January 2006.