Two NISA officials died after confrontation resulted by khat.
Radio Dalsan reporter reported that the incident occurred in mira market in Adale district in middle shabelle region.
The two friends purchased the stimulant plant that is chewed by several Somalis but disagreed on the share before opening fire on each other.
The two officials died on the spot , Adale district commissioner confirmed to Radio Dalsan
Somali police has earlier criminalized the use of drug the officers while on duty due to challenges of security mainly in the capital Mogadishu.
Somalia is the big market for Kenyan grown stimulant plant that earns hundreds of millions of dollars in exchange for Kenyan farmers.