Police investigating Sweden's worst mass shooting were still trying to establish a motive as to why a lone gunman opened fire at an education campus in the southern city of Orebro, killing 10 people.

While the police say they have not yet identified a motive for Sweden’s worst mass shooting, Reham is alarmed that the man police believe to be the perpetrator attacked a school where Swedish for Immigrants (SFI) courses are taught.

The suspected gunman in a deadly school shooting in Sweden shot himself after killing 10 people on Tuesday, police believe. Armed police exchanged fire with an unnamed shooter at Risbergska School in Örebro, 125 miles west of Stockholm, in what Swedish prime minister Ulf Kristersson has described as the worst mass shooting in the country’s history.

By Johan Ahlander and Anna Ringstrom OREBRO, Sweden (Reuters) -Swedish police said on Wednesday there was no evidence of "ideological motives" behind a mass shooting at an adult education centre on Tuesday,

Around 10 people were killed in a school shooting in Örebro. The damage at the crime scene was so extensive that investigators were unable to be more definitive, said Roberto Eid Forest, head of the local police.

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

Police say around 10 people have been killed in a shooting at an education centre in central Sweden, including the suspected gunman. Prime Minister Ulf Kristersson described Tuesday's attack at Risbergska school in Orebro, 200km (124 miles) west of the capital city Stockholm, as the "worst mass shooting in Swedish history".

Police say 5 people have been shot at a school in the Swedish city of Orebro, but they have not provided any information on the victims' conditions.

Sweden's King Carl XVI Gustaf, Queen Silvia and Swedish Prime Minister Ulf Kristersson visited an education center where at least 10 were killed.