Detective Branch of police earlier on Sunday said Masum shot Zahidul.
The police said the arrested shooter Masum Mohammad alias Akash gave confession on killing Zahidul during the primary interrogation. Moreover, Masum’s link with the shooting was ascertained upon assessing CCTV footage and other information.
The DB said Masum was arrested on Sunday morning from Bagura. He was convicted in four-five cases including Sharif murder in Mugda area.
Former general secretary of Awami League’s Motijheel unit Zahidul and college student Samia Afnan, 22, were shot dead in Shajahanpur’s Amtola Mosque area in the capital city Thursday night.
Samia was on a rickshaw stuck in a traffic jam at the time. The driver of Zahidul’s microbus was also injured in the incident.