In South Korea, which she visited Thursday, fears persist that the US will move forward on ties even if the North resists verifying disablement of its weapons.
Readers write about what the US should – and shouldn't – do in Afghanistan.
Positions that suggest little flexibility may simply be a strong opening bid by those who have the ear of Iran's leaders.
The US, Pakistan coordinate troops to prevent militants from fleeing to either side.
Insurgents attacked three government offices in a heavily fortified area Wednesday, a day before US envoy Holbrooke's visit.
But the government also unveiled a slew of foreign links pointing to a network of "non-state actors" providing logistical support from around the globe.
The special representative launched his three-day visit in Pakistan Tuesday with an aim to 'listen and learn,' but also to urge the US ally to eliminate its militant havens.
Thirty officers were later freed. A Pentagon report is expected to urge a harder line against militants.