President says he had been scheduled to meet with Afghan leaders and heads of insurgent group at Camp David, but nixes summit over upsurge in violence meant to build leverage

Second attack this week underscores Afghan government warnings that a preliminary US-Taliban deal on ending the war is moving dangerously quickly

President Ashraf Ghani says Taliban also to blame for violence ravaging country, calls on people of Pakistan to help rout out safe havens for fighters in their country

As Washington and the Taliban finalize deal to reduce US military presence, there is concern over the growing threat by local affiliate of jihadist group

Sunni terror group says in statement that suicide bomber was targeting large Shiite gathering

Children reportedly among those injured; eyewitness says almost everyone in men's section of event hall hurt in explosion

No immediately claim of responsibility for attack, in which 15 are wounded, most in critical condition

In Afghanistan, which is dominated by Islamists and bereft of a Jewish community, researchers guess at origins of pervasive Jew hatred -- from Iran to residual WWII Nazi propaganda

Suspects detained after suspicious online activities, accused of links to Islamic State; police say one man returned from Lebanon in 2018 and planned to fight in Afghanistan

Release opposed by family of Mike Spann, a CIA officer killed during prisoner revolt in Afghanistan shortly after interrogating Lindh; fear looms he still harbors radical ideology