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.
Donald Trump's statement came days after he said that Pakistan does not do "a damn thing" for the US, alleging that its government had helped al-Qaeda chief Osama bin Laden hide near its garrison city of Abbottabad.
As many as 3,080 Sikh pilgrims arrived in Lahore today on two special trains to take part in festivities ahead of the birth anniversary of Guru Nanak.
The 63-year-old man died of hypothermia after he was made to leave the police station for smoking inside.
Sruthi Palaniappan, 20, whose parents migrated to the US from Chennai in 1992, was elected as president of the Harvard University Undergraduate Council.
"This is by far the largest number of visas issued in recent years Sikhyatrees for Baba Guru Nanak's birth anniversary celebrations," Pakistan High Commission said.
IMF has sought from Pakistan all details of financial support from China for any bailout package to the country.