Two children and one adult were killed Friday in a stabbing attack at a nursery school in Belgium, officials said, CNN reported.
Police look at a hearse parked in front of the childcare centre in Dendermonde where the attack took place.
Ten children and two adults were being treated in the hospital after the attack, the Interior Ministry said. It was unclear whether all of them suffered stab wounds.
The attacker entered the day care center in Dendermonde, about 16 miles northwest of Brussels, around 10 a.m. (4 a.m. ET) and began stabbing children and staff, the ministry said.
"The guy just went crazy," local official Theo Janssens said, according to Agence France-Presse news agency.
He was arrested an hour and a half afterwards, according to the Interior Ministry. Reports said he was trying to make his escape on a bicycle.
Local journalist Bart Bekaert told CNN that the attacker's face was painted black and white. Video Hear Bekaert describe the attack "
"Witnesses say he looked calm. There was no security and he just walked straight in," he added.
AFP reported that the man was not known to staff at the nursery.