Two armed militants on a motorcycle opened fire at Chiragh Buledi, the nephew of Jan Mohammad Buledi, in Buleda area of Turbat, Balochistan Levies, a paramilitary force in the province, said.
They said Chiragh sustained serious gunshot wounds, and succumbed to his injuries on his way to hospital.
The attackers managed to escape after the attack, they said. Levies personnel reached the spot and started investigation into the incident.
Jan Mohammad Buledi is the central secretary information of ruling Baloch nationalist party National Party (NP) led by Chief Minister Abdul Malik Baloch.
Chief Minister strongly condemned the incident and termed it an attempt to undermine his government's efforts for bringing peace in the restive province.