P4 Jönköping was the first to report that a person had been arrested.
When SVT gets hold of investigation leader Maria Blomkvist, she is silent.
- He was arrested today, otherwise I do not comment on any circumstances or anything about the person, she says.
Kjäll Gustafsson was killed at a restaurant in Gislaved on December 14, 2019 when he went between a fight between masked people and restaurant staff.
A 25-year-old man has previously been arrested on suspicion of murder.
A month ago, the police announced that they were gathering strength to solve the murder.
- We have stepped up in the case and will top up to compare with DNA traces in the case, hold several interrogations and analyzes.
We have a hope of reaching a solution so that we can bring charges, said Stefan Sundling, group leader in serious crime then.
Prosecutor Klas Lorefors will during the week decide whether the man should be requested to be detained.