Ambulances transport victims from the site of the car bomb blast in Quetta on Friday.

Story highlights

NEW: Car bombing kills 13 in Quetta and wounds 30 more, police say

NEW: Local militant group claims responsibility in Quetta attack

A bomb blast in the tribal region kills two and wounds three, an official says

The bomb was detonated remotely near the town of Dara Bazar, the official says

Islamabad, Pakistan CNN  — 

Explosions near Pakistan’s border with Afghanistan killed 15 people Friday, authorities said.

A car bomb outside the home of a former lawmaker killed 13 and wounded 30 in Quetta, the capital of Balochistan province, said Nazir Kurd, a senior police official there. The lawmaker’s son, who was the target of the attack, survived the blast, he said. The slain worked for the son, Shafiq Mangal. His father wasn’t home at the time of the attack, Kurd said.

A banned militant group, Baloch Liberation Army, claimed responsibility for the attack to CNN. The group wants autonomy for Balochistan.

Earlier, a bomb blast killed two people and wounded three in northwest Pakistan’s tribal region, a senior Pakistani government official said.

The bomb was planted on a road near the village of Dara Bazar in the Bajaur Agency, one of the seven districts that make up Pakistan’s tribal region, said Islam Zeb, a senior administrator in the district.

The bomb was remotely detonated, Zeb said.

It was was not immediately clear who was targeted in the blast or who was killed.

CNN’s Nasir Habib and Journalist Saboor Khattak contributed to this report.