Pakistani officials arrested 10th suspect accused of link to bomb plot . Shoaib Mughal was intermediary for the suspect , uncle says . Mughal owns and operates a computer parts store in Karachi , his uncle says . In addition , a Pakistani intelligence source told CNN that detainee Muhammad Shahid Hussain was a friend of Faisal Shahzad when the bombing suspect was studying in the United States . Uncle says he has never been outside Pakistan .
Pakistani officials arrested 10th suspect accused of link to bomb plot . Shoaib Mughal was intermediary for the suspect , uncle says . Mughal owns and operates a computer parts store in Karachi , his uncle says . Uncle says he has never been outside Pakistan .