Sammy Kumah, popularly known as Sammy Kay, is reported to have been assaulted by some police officers who were providing security at the concert.
Multiple media reports say the Ghanaian blogger was slapped by a police officer called Williams O. Boateng for simply doing his job.
Three other police officers joined their colleague to further brutalize Sammy Kay.
He was hospitalized at the 37 Military Hospital and has since been discharged.