Afghans try to identify group behind attack on clerics, toll climbs to 55

Afghans try to identify group behind attack on clerics, toll climbs to 55  Reuters More Than 50 People Killed As Suicide Bombing Rocks Afghan Capital  NPR Taliban deny involvement in Kabul bombing that killed 50  Washington Post Suicide bomber kills over 50 at religious event in Kabul  Reuters Suicide Blast At Kabul Religious Gathering Kills At Least 43  GandharaFull coverage