Remains of pressure-cooker bomb shown at Boston Marathon trial

By Scott Malone BOSTON (Reuters) - The Boston Marathon bombing trial jury on Thursday saw the remains of a pressure-cooker bomb that prosecutors say Dzhokhar Tsarnaev hurled at police during a gunfight four days after the bombing, a device an FBI agent described as similar to the twin bombs set off at the race. The bomb was extracted from a Honda Civic in which it embedded itself on a Watertown, Massachusetts street after Dzhokhar Tsarnaev and his older brother, Tamerlan, detonated it during the gunfight. The pressure cooker was the same type as was used in the bombs that killed three people and injured 264 on April 15, 2013, said Federal Bureau of Investigation Special Agent Brian Corcoran, though the pieces found in Watertown were more intact than those discovered at the race's finish line. "Those pieces were typically more fragmented, more cut up," Corcoran testified in U.S. District Court in Boston, looking at both the main pot and its lid, which was found halfway down the block from the blast site, in a child-sized soccer goal in a home's side yard.

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