JUDGE LEONARD B. Sand’s eyes grew wide as the enraged defendant vaulted out of the jury box, sped across the courtroom and then veered up toward the bench.

But in the instant before accused terrorist Wadih El Hage could reach Judge Sand, one U.S. marshal, followed quickly by a second, slammed Mr. El Hage into the wall. It took two more marshals to bring the fighting Mr. El Hage under control as one marshal yelled “Get to the judge,” who was now standing, unsure whether to leave the bench.