Police in Massachusetts say one suspect in Boston Marathon bombing is dead, the other remains at large, as security officers continue a massive manhunt in the Boston suburbs.
ตำรวจกำลังสำรวจทุกตารางนิ้วในบอสตันเพื่อตามล่าผู้ต้องสงสัยคดีวางระเบิด

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A man looks out of his door as a SWAT team member knocks on his neighbors door as they search for the remaining suspect in the Boston Marathon bombings in Watertown, Massachusetts April 19, 2013.

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Police officers take position during a search for the Boston Marathon bombing suspects in Watertown, Massachusetts April 19, 2013.

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A barefooted woman runs for cover as police surround a home while searching for a suspect in the Boston Marathon bombings in Watertown, Mass., April 19, 2013.

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A suspect wanted for questioning in relation to the April 15 Boston Marathon bombing is seen in handout photo released through the Boston Police Department Twitter page, April 19, 2013.