Boston Marathon bombing suspect Dzhokhar Tsarnaev was apprehended after an extensive manhunt that lasted almost 20 hours Friday. His capture followed an early morning shootout that killed his brother, Tamerlan, also a suspect in the bombings.
Manhunt for Boston Bombing Suspect

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Law enforcement officers in tactical gear enter the search area for Dzhokar Tsarnaev, the one remaining suspect in the Boston Marathon bombing, in Watertown, Massachusetts, 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.

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Police walk down School and Walnut Street on April 19, 2013 in Watertown.

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A woman looks out a window at her home as police start to search an apartment building while looking for a suspect in the Boston Marathon bombings in Watertown, April 19, 2013.