Four staff members were injured on Tuesday when a student attacked them with a knife in a school in the Norwegian capital Oslo, police said.
The student was arrested but the motive was not immediately clear, The Independent daily reported.
The four victims, all employees at Brynseng School, were taken to hospital with minor injuries.
An Oslo Police official described the suspect as "very young". He said an investigation had been launched.
"A few moments later he called out 'shots fired' over the radio," the Stanislaus County Sheriff's Department, which is leading the investigation, said in a statement.
Authorities have arrested a 29-year-old man suspected of spray-painting swastikas on US President Donald Trump's star on the Hollywood Walk of Fame, media reported.
Ajmal went on to say that he has been observing the journalist in question for a while now and that he is was out to create trouble.
Rajesh Subramaniam, an IIT-Bombay graduate from Thiruvananthapuram, has been with FedEx for more than 27 years.
Toufik Benhamiche says in a statement that he was convicted in relation to the incident following a trial that took place on Dec. 10.
As I am unable to give out more money in shape of dowry, my husband is threatening of marrying someone else