Survivors of Sweden's worst mass shooting on Wednesday recalled trying to save the lives of their comrades at a school for adults in Örebro, a day after a gunman killed 11 people on what the prime minister called a "dark day" in the country's history.

Sweden’s prime minister said the attack at the Risbergska School was the worst mass shooting in country’s history

Gunman kills 11 at a Swedish adult education center in Örebro. Investigators say he acted alone. #Sweden #Örebro #MassShooting #GunViolence

Local authorities have not yet confirmed the number of injured people and warned that the death toll could rise.

The king and queen visited the scene of the tragic event that occurred on Tuesday and Swedish flags were flown at half-mast to honor the victims.

Sweden’s worst mass shooting has left at least 11 people dead including the gunman and five seriously wounded at an adult education center

By Johan Ahlander and Anna Ringstrom OREBRO, Sweden (Reuters) -Survivors of Sweden's worst mass shooting on Wednesday recalled trying to save the lives of their comrades at a school for adults in Orebro,

Police remained on the scene of an adult education center in Orebro, Sweden, where a deadly shooting left around 10 people dead on Tuesday, Feb. 4.

One day after the killings at an adult educational center, some gathered to lay flowers and come to grips with the violence.