NEW : Bomb blast kills two in Karachi . Gunmen kill three people in Balochistan province in southwest Balochistan province . CNN 's Shaan Khan contributed to this report . In Wazir Khan Nasar , men on motorcycles spray a vehicle with gunfire , killing three people . In Pakistan , the provincial capital , gunmen kill three people who had been kidnapped .
NEW : Bomb blast kills two in Karachi . Gunmen kill three people in Balochistan province in southwest Balochistan province . In Wazir Khan Nasar , men on motorcycles spray a vehicle with gunfire , killing three people . In Pakistan , the provincial capital , gunmen kill three people who had been kidnapped .