NEW YORK (AP) — Pakistan 's Washington envoy says Panetta 's remarks are unhelpful . U.S. defense secretary : Militants must not be able to use Pakistan as a `` safety net '' Panetta 's criticism of Pakistan is not a significant change in tone , an analyst says .
NEW : Pakistani military official says U.S. comments are a way to pile pressure on Pakistan . Pakistan 's Washington envoy says Panetta 's remarks are unhelpful . U.S. defense secretary : Militants must not be able to use Pakistan as a `` safety net '' Panetta 's criticism of Pakistan is not a significant change in tone , an analyst says .