Ahmed Abu Khattalah

Accused Benghazi ringleader convicted of terrorism charges, acquitted of murder

A Libyan militant accused of being a ringleader of the 2012 Benghazi attacks on U.S. facilities was convicted on terrorism charges Tuesday in the assaults that killed U.S. ambassador Christopher Stevens and three other Americans. But the jury declined to find the militant directly responsible for any of the deaths of Americans.

The case was seen as a test of detention and interrogation policies developed under the Obama administration to capture terror suspects overseas for criminal trial, with the outcome likely to figure into decisions about whether to use civilian courts for such terrorism prosecutions.

The jury in Washington, D.C., deliberated for five days after a...