Bystanders help an injured woman at the scene of the first explosion on Boylston Street near the finish line of the 117th Boston Marathon on April 15 Image by John Tlumacki / The Boston Globe via Getty Images
Scott Turner (C) is hugged by friends as he weeps at a vigil for bomb victims, a day after two explosions hit the Boston Marathon held in Boston, Massachusetts. The twin blasts killed three people including an 8-year-old boy and injured 176 others, some of whom were maimed by bombs packed with ball bearings and nails Image by Adrees Latif / Reuters
Soldiers of the US Army’s 23rd chemical battalion gear up to demonstrate their equipment, during a ceremony to give notice of the battalion's official return to the 2nd Infantry Division based in South Korea, at Camp Stanley in Uijeongbu, north of Seoul, on April 4 Image by Lee Jae-Won / Reuters
Jockey Davy Condon (L, in white) struggles to stay on board Jamsie Hall at the 11th fence in the fourth race of the day of The Topham Steeple Chase at Aintree, northern England on April 5 Image by Russell Cheyne / Reuters
Locals carry a dead leopard which was killed after wandering into the town in Kathmandu on April 10. The leopard attacked and injured 15 people including 3 policemen before it was killed, according to local media Image by Navesh Chitrakar / Reuters
Revellers enjoy foam and splashing water during Songkran Festival celebrations in Bangkok on April 14. The Songkran festival, also known as the water festival, marks the start of Thailand’s traditional New Year and is believed to wash away bad luck Image by Damir Sagolj / Reuters
A woman takes pictures of an art installation "Alice" by Spanish artist Cristina Lucas in the Andalusian Centre of Contemporary Art in the Andalusian capital of Seville, in southern Spain on April 10 Image by Marcelo del Pozo / Reuters