A Boston SWAT team member takes up position as the search continues on April 19 for 19 year-old bombing suspect Dzhokhar A. Tsarnaev in Watertown, Massachusetts. After a car chase and shoot out with police, one suspect in the Boston Marathon bombing, Tamerlan Tsarnaev, 26, was shot and killed by police early the same morning, and a manhunt was underway for Dzhokhar, his brother and second suspect. The two men, reportedly of Chechen origin, are suspects in the April 15 Boston Marathon bombings that killed three people and wounded at least 170. Who is Tamerlan Tsarnaev, and where were the two brothers from? Find out more in posts on FP's Passport blog, here and here.
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Police officers with their guns drawn respond to the bombings at the Boston Marathon. The grey cloud from the second explosion can be seen just down the street. The first detonation knocked down 78 year-old marathon runner Bill Iffrig at the finish line.
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On April 18, U.S. President Barack Obama and First Lady Michelle Obama flew to Boston to mourn the victims of the deadly marathon attacks. Above, the couple is pictured about to board Air Force One at Andrews Air Force Base in Maryland on April 18.
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People gather with candles during an April 16 vigil at Garvey Park in Boston to mourn eight-year-old Martin Richard, who was killed by the marathon explosion the day before.
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Chinese workers clean the bubble-shaped surface of the National Aquatics Center, known as the Water Cube, on April 14 in Beijing, China. The Aquatics Center hosted the swimming, diving, and synchronized swimming events during the 2008 Beijing Olympic Games.
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On April 17, dignitaries from around the world joined Queen Elizabeth II and Prince Philip, Duke of Edinburgh, as Britain paid tribute to former Prime Minister Baroness Thatcher during a ceremonial funeral at St Paul's Cathedral. Above, bearers process out of St. Paul's Cathedral carrying Thatcher's coffin on April 17 in London, England. It may have been the elder Thatcher's funeral, but her granddaughter, Amanda, won over much of the British media with her reading at the ceremony; meet the 19-year-old Texan in this Passport post.
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On April 15, Venezuela's acting President Nicolas Maduro was proclaimed the winner of the election to choose Chavez's successor, triggering protests with the opposition demanding a recount. In this photo, supporters of Venezuelan opposition presidential candidate Henrique Capriles protest in Caracas on April 15. Will Maduro be able to hold the fractured country together? Peter Wilson, writing for FP here, isn't so sure.
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Afghan women weave a carpet in the eastern city of Herat on April 15.
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A tree grows in Lachapelle-Auzuc -- amid several thousands of tons of used tires, piled in an abandoned recycling plant in France.
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A cantor sings a prayer for the victims of the Warsaw ghetto uprising on April 18, the eve of the uprising's 70th anniversary. The Warsaw ghetto was established in October 1940 as the largest of all Jewish ghettos in Europe during World War II.
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A suicide bomber killed nine people and wounded dozens more at an election campaign rally in the northwestern city of Peshawar, Pakistan, on April 16. The Pakistani Taliban claimed responsibility for what was the fourth deadly attack on politicians or political parties in three days, as the country prepares to hold historic polls on May 11. Above, Pakistani paramedics treat an injured blast victim while another victim waits for treatment at a hospital immediately following the suicide bombing.
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Indonesian rescue workers remove a section of a Lion Air Boeing 737 from the sea on April 17, four days after it crashed while trying to land at Bali's international airport near Denpasar. Officials are investigating the causes of the crash, which left dozens injured but caused no fatalities.
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One of four Asian lion babies born earlier this year is checked by an animal doctor at Budapest Zoo & Botanical Garden on April 17 during their name-giving ceremony and presentation to the press.
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Though the epicenter of the 7.8 magnitude quake on April 16 lay in southeast Iran, all of the 40 deaths reported so far have been across the border in Pakistan's province of Baluchistan, where hundreds of mud-built homes suffered damage. Above, an earthquake survivor looks at his dead goat near a collapsed mud house in the Mashkail area on April 17.
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An Israeli boy covered with foam celebrates Israel's 65th Independence Day on April 15 in Tel Aviv, Israel.
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Girls dress up to dance Sevillanas at the Feria de Abril (April's Fair) on April 17 in Seville, Spain.
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A boy takes shelter from the rain in the South Bank skate park on April 18 in London, England. Plans are underway to refurbish the complex where the skate park is located. The park, hailed as the birthplace of British skateboarding, is to be moved to nearby Hungerford bridge. The proposed move has caused anger amongst the skateboarding and BMXing communities.
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A U.S. army soldier does pull-ups outside the dining facility at the Forward Base Honaker Miracle in Watahpur District, Kunar province, Afghanistan on April 18.
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On April 17, the Senate rejected a proposal by Sens. Joe Manchin (D-WV) and Pat Toomey (R-PA) to expand background checks on firearms purchases and to close the so-called gun-show loophole. Above, U.S. Vice President Joseph Biden speaks to members of the media after the vote on April 17 in Washington, D.C.
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A Bahraini girl is pictured during clashes between protesters demonstrating against Bahrain's upcoming Formula One Grand Prix and riot police in the village of Diraz on April 18. Bahrain riot police fired tear gas and stun grenades at the protestors, who hurled petrol bombs in return.
MOHAMMED AL-SHAIKH/AFP/Getty Images
On April 17, a massive explosion following a fire at a fertilizer plant in West, Texas, killed 12 people, injured more than 160, and left damaged buildings for blocks in every direction. Above, with smoke rising in the distance, a law enforcement officer runs a perimeter checkpoint about half a mile from the West Fertilizer Company on April 18.
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A Syrian boy holds an AK-47 assault rifle in the largely ethnic Kurdish district of Sheikh Maqsud in Aleppo, on April 14. The Kurdish population in northern Syria has largely remained neutral throughout the civil war, in return for a measure of security and semi-autonomy over majority Kurdish areas. However, there have been reports in recent weeks of Kurdish fighters joining the battle with Syrian rebels in certain places, including in Sheikh Maqsud.
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