The conviction of Osama bin Laden’s driver by a U.S. military court after a 10-day trial provides an indication of what to expect as dozens more Guantanamo prisoners go to court: shifting charges, secret testimony — and quick verdicts.

Salim Hamdan held his head in his hands and wept Wednesday as the six-member military jury declared the Yemeni guilty of aiding terrorism, which could bring a maximum life sentence. But in a split decision, the jury in America’s first war-crimes trial since the aftermath of World War II cleared Hamdan of two charges of conspiracy.