NEW : Al Qaeda 's involvement with a kidnapping would not be surprising , U.S. official said . Warren Weinstein is a former U.S. Agency for International Development official . The 70-year - old was abducted August 7 from his home in Lahore , police said .
NEW : Al Qaeda 's involvement with a kidnapping would not be surprising , U.S. official says . Warren Weinstein is a former U.S. Agency for International Development worker . The 70-year-old was abducted August 13 from his home in Lahore , police said .