Ona Ogilegwu, NDLEA Commandant in Borno, disclosed on Monday that the incident occurred during an operation in Gwange area of Maiduguri.
“In an effort to arrest a notorious baron, four men of the command were involved in a water mishap after diving into the Gwange River in pursuit of the suspect.
The narcotic boss said that the NDLEA officials were involved in the mishap because they could not swim.
“The sad incident led to the death of one of our officers in the hospital after a failed attempt to revive him.
“The survivors were discharged from hospital today,’’ Ogilegwu.
The NDLEA boss said that the command would still go after the suspect and arrest him.