Boston type of bomb




















Dzhokhar Tsarnaev arrived in the United States with his parents in , and the family soon applied for political asylum and settled in Cambridge. Tamerlan and his two sisters followed the family to America in Dzhokhar Tsarnaev, described by classmates as a popular student, became a naturalized U.

His older brother, a community college dropout who was frequently unemployed, had a green card but was not an American citizen. Investigators have suggested the Tsarnaevs were motivated by extremist Islamic beliefs but planned and carried out the bombings on their own and were not connected to any terrorist groups.

The brothers allegedly used the Internet to learn how to build explosives. In July , Dzhokhar Tsarnaev pleaded not guilty to the 30 federal charges against him, including the use of a weapon of mass destruction resulting in death. Tsarnaev was found guilty by a jury of all 30 charges against him on April 8, He is eligible for the death penalty, and is currently held in the high-security U.

Penitentiary, Florence-High in Colorado , while his legal staff represents his appeals. On April 15, , the mayor of Boston and the governor of Massachusetts hosted a ceremony honoring the marathon bombing victims along with the first responders on the scene. The th running of the marathon took place the following week. The 5, runners who were prevented from completing the marathon due to the bombings were guaranteed a spot in the race.

But if you see something that doesn't look right, click here to contact us! Subscribe for fascinating stories connecting the past to the present. The Battle of Marathon in B. The battle was fought on the Marathon plain of northeastern Attica and marked the first blows of the Greco-Persian War.

With the Persians closing in on the Greek capitol, Athenian general It began as a street brawl between American colonists and a lone British soldier, but quickly escalated to a chaotic, bloody slaughter.

The conflict energized anti-British sentiment From April to March , in the opening stage of the American Revolutionary War , colonial militiamen, who later became part of the Continental army, successfully laid siege to British-held Boston, Massachusetts. The siege included the June Battle of Bunker About 33 million Americans can trace their roots to Ireland, the small island off the western coast of Europe, which has a population of just 4.

The Irish, like many immigrant groups arriving in America, were fleeing hardships at home, only to endure further troubles The bombing was controversial because Dresden was neither important to German wartime production nor a major Tsarnaev was heavily influenced by al Qaeda literature and lectures, some of which was found on his laptop, a counterterrorism expert testified at his trial on March 23, Blood is seen in a police car on a street where Tamerlan and Dzhokhar Tsarnaev engaged in a gunfight with police in this undated handout evidence photo provided by the U.

An evidence marker sits next to a 9mm Luger handgun on a street where Tamerlan and Dzhokhar Tsarnaev engaged in a gunfight with police in this undated handout evidence photo provided by the U.

Attorney's Office in Boston, on March 24, A 9mm Luger clip and bullet package sit next to a backpack and bag on a street where Tamerlan and Dzhokhar Tsarnaev engaged in a gunfight with police in this undated handout evidence photo provided by the U.

Evidence markers are seen on a street where Tamerlan and Dzhokhar Tsarnaev engaged in a gunfight with police in this undated handout evidence photo provided by the U. A money gram receipt, with the sender name of Tamerlan Tsarnaev and received name of Zubeidat Tsarnaev is seen in this undated handout evidence photo provided by the U.

Attorney's Office in Boston, on March 25, Fireworks are pictured in this undated handout evidence photo provided by the U. Attorney's Office in Boston on March 25, The jury also saw a photo of a firework, with its powder removed, that was retrieved from a backpack found at a landfill south of Boston.

FBI Special Agent Kenneth Benton testified that he and fellow agents searched the landfill after a college friend of Tsarnaev's took the plaid backpack from the defendant's dorm room and tossed it into a dumpster. A plaid backpack is seen in this undated handout evidence photo provided by the U.

A court official prepares display pieces of shrapnel taken from the body of Boston Marathon bombing victim Krystle Campbell and presented as evidence in the trial of Dzhokhar Tsarnaev in Boston, March 26, The Boston Marathon bombing jury viewed mockups of the twin pressure-cooker bombs that ripped through the crowd at the race's finish line in and autopsy photos of one of the three people they killed.

Pieces of shrapnel taken from the body of Boston Marathon bombing victim Krystle Campbell and presented as evidence in the trial of Dzhokhar Tsarnaev are displayed in Boston, March 26, Chrome Safari Continue.

Be the first to know. All of this could be assembled in a garage over a couple of weeks at most. Investigators claim that the design and components of the bombs were generic but a marking of "6L," indicating a six-liter container, could be made out on one of the fragments. This marking could assist in identifying the brand of pressure cooker utilized in the device and aid the investigation.

The pressure cooker method is not a recent development in bomb making circles. However this is not the smoking gun that it appears, as the method was apparently published in the book The Anarchist's Cookbook. And although similar devices have been utilized in Afghanistan and Iraq for improvised explosive devices, no foreign connection has yet been found.

Although crude, the bombs still had a deadly effect when the detonated, injuring and killing three: Chinese graduate student Lu Lingzi, year-old Krystle Campbell, and 8-year-old Martin Richard. As authorities discover more information about what happened on Monday we can only hope that knowledge of what the bombs were will help them bring the perpetrator to justice.



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