The reasons for the detention are unknown.
It happened in Minsk's district Uruchcha at around 12:30, a witness says.
The grounds for the detention are unknown. Mikita Brouka does not pick up his mobile phone, Radio Svaboda reports.
Activist Mikita Brouka is a coordinator of the cultural initiative Art Siadziba and a journalist for Novy Chas newspaper. Brouka organised several concerts of Belarusian musicians lately.