The trio confessed to the crime and named two other members of the gang, who are soldiers, lgogo Michael and Jibrin Adamu.
The Borno State Police Command has arrested five persons, including two soldiers for armed robbery and murder.
The police commissioner in the state, Abdu Umar, disclosed this on Wednesday in Maiduguri.
According to Umar, the suspects robbed a Point of Sale (POS) agent, Yusuf Usman.
The police boss said during the robbery on February 6 at GSM Market, Bulumkutu, the gang shot and killed a man and injured another.
He added that operatives of the command initially arrested three suspects.
The suspects are Mustapha Lawan, alias Bakura Dantawaye, Abubakar Mohammed, alias Bro Shagi, and Umar Ibrahim.
He also stated that the trio confessed to the crime and named two other members of the gang, who are soldiers, lgogo Michael and Jibrin Adamu.
Umar added that the police and military police trailed and arrested the two soldiers on Sunday, adding that they also confessed to the crime.
“They (two soldiers) were court-martialled by the military authorities before they were transferred to the command for further investigation,” he said.