Mizan was made prime accused in the case and he went into hiding.
Later, Benapole immigration police arrested Mizan on 17 July and handed him over to Cox’s Bazar district police.
At least 145 people were killed in gunfights, shootouts and crossfires in the first six months of 2020, ASK said on its website
Following Mizan’s information, a team of police conducted a drive in the bridge area early on Monday morning.
When the team approached the area, his associates attacked police and opened fire on them, forcing them to fire back that triggered the gunfight.
Later, police rescued bullet-hit Mizan from the spot and took him to Cox’s Bazar Sadar Hospital where physicians pronounced him dead.
Police claimed to have recovered 10,000 yaba pills, a local pistol and one round of cartridge from the spot.
According to the human rights body Ain o Salish Kendra (ASK), at least 421 people were killed in 2018 while 370 killed in 2019 in such gunfight, crossfire and shootouts with different law enforcement agencies.
At least 145 people were killed in gunfights, shootouts and crossfires in the first six months of 2020, ASK said on its website.