NEW : A grenade attack wounds Three at a Quetta shop . Three others were wounded in that attack . nine people are killed in Islamabad , still reeling from just two days 's Quetta attack . Another blast claims the life of a 7-year-old boy .
NEW : A grenade attack wounds Three at a Quetta shop . nine people are killed in Islamabad , still reeling from just two days 's Quetta attack . Another blast claims the life of a 7-year-old boy .