Chilling message from Boston bombing suspect: "I did that"

BOSTON (Reuters) - The suspects in last week's Boston Marathon bombing delivered a chilling message to the man they carjacked near midnight Thursday: "Did you hear about the Boston explosion" and "I did that," according to court papers unsealed on Monday.

(Reporting by Tim McLaughlin, Aaron Pressman and Scott Malone; Editing by Cynthia Johnston)