Bomb in Afghan Capital Kills at Least 35

KABUL, Afghanistan - An enormous bomb ripped through a police academy bus at Kabul's busiest transportation hub Sunday, killing at least 35 people in the deadliest insurgent attack in Afghanistan since the U.S.-led invasion in 2001. The Taliban claimed responsibility.

The thunderous explosion in Kabul, which sheared the metal sidings and roof off the bus, leaving only a charred skeleton, represented a leap in scale from previous Taliban or al-Qaida bombings here, raising the specter of an increase in Iraq-style attacks in Afghanistan.

In the country's south, a roadside explosion killed three soldiers from the U.S.-led coalition and their Afghan interpreter. The brief …