Egypt went forward with a trial Sunday that has plunged relations with the U.S. into the deepest crisis in decades, prosecuting 16 Americans and 27 other employees of pro-democracy groups on charges they used foreign funds to foment unrest.

The United States has offered a $10 million US bounty for the founder of the Pakistani militant group blamed for the 2008 attacks in the Indian city of Mumbai that killed 166 people, a move that could complicate U.S.-Pakistan relations at a tense time.