Clinton's comments were part of a long history of American officials "getting tough" with Pakistani counterparts in the aftermath of terrorist attacks.
C.I.A. officials told their Pakistani counterparts over the weekend that they would need more help on the ground in the coming weeks.
Indian-Americans are generally better organized politically than their Pakistani counterparts, and they lobbied against the visit to Pakistan.
American drug agents videotaped the meeting but said nothing to their Pakistani counterparts.
The government immediately accuses its Pakistani counterpart of involvement in the attack.
As he returned to New Delhi tonight, reporters questioned him about whether he had discussed the massacres with his Pakistani counterpart.
Flying in their Gnats the four pilots were soon engaged in a dog fight against their Pakistani counterparts.
England's Under-19 side drew the three- 'Test' series against their Pakistani counterparts, winning the third match at Lahore by an innings and 22 runs.
As leaks emerged on Thursday, American officials were hurriedly briefing their Pakistani counterparts.
Such a limited response time would enable Indian forces to surprise their Pakistani counterparts.