A supporter of new elected Turkish Cypriots leader Dervis Eroglu holds a Turkish flag in front of his face during victory celebrations, in Turkish occupied area of Nicosia, Cyprus, on April 18. Cyprus was split in 1974 when Turkey invaded after a coup by supporters of union with Greece. Petros Karadjias/AP
A passenger rests at Roissy Charles de Gaulle Airport, as hundreds of commercial flights across northern Europe have been canceled due to a drifting plume of volcanic ash originating from Iceland. Thibault Camus/AP
A firefighter tries to extinguish fire at a chemical factory at Khirane in Mumbai, India, on April 18. AP
Afghani children look at a US Marine from Lima Company, 3rd Battalion, 6th Marines, as he patrols a poppy field in the area of Karez-e-Sayyidi, near Marjah district, Helmand province on April 18. Asmaa Waguih/Reuters
Iranian President Mahmoud Ahmadinejad listens to his Defense Minister, Gen. Ahmad Vahidi, as a rocket is paraded during an army parade ceremony marking National Army Day, in front of a mausoleum of the late Iranian revolutionary founder Ayatollah Khomeini, just outside Tehran, Iran on April 18. Ahmadinejad on Sunday extolled Iran's military might during the annual army parade, saying the country is so powerful today that no one would dare attack it. Vahid Salemi/AP
Damon Albarn of Gorillaz leaps in the air during the band's headlining set on the final day of the Coachella Valley Music and Arts Festival in Indio, Calif., on April 18. Chris Pizzello/AP
US Marines Staff Sgt. Benito Garcia and Lcpl Chris Vavrecka from Lima Company, 3rd Battalion, 6th Marines train in mixed martial arts at their patrol base in Helmand province, Afghanistan on April 18. Asmaa Waguih/Reuters
Catholic priests conduct the funeral service for the late Polish President Lech Kaczynski and his wife Maria in the Wawel Cathedral in Krakow, Poland on April 18. Some 150,000 Poles paid their last respects to Polish President Lech Kaczynski and his wife, Maria, as the couple were interred Sunday among kings, poets and statesmen in the ancient Wawel Cathedral in a ceremony long on tradition but short on world leaders whose travel plans were wrecked by the enormous plume of volcanic ash that blanketed Europe. Grzegorz Roginski/CIR/AP/Pool
'Scooby,' a Cavalier Wheaten terrier mix (l.), and 'Nibbler,' a Yorkshire terrier miniature poodle mix, make a water stop during the Maryland SPCA March for the Animals at Druid Hill Park on April 18 in Baltimore, Md. Algerina Perna/The Baltimore Sun/AP
Phoenix Suns forward Amare Stoudemire (l.), and Portland Trail Blazers forward Marcus Camby battle for the rebound. Rick Welts, a nine-year CEO and president of the Phoenix Suns, was the first major American sports executive to publicly come out. Matt York/AP
Doug Rice, president of the local autoworkers' union, poses with the empty Chrysler stamping plant reflected in his side view mirror in Twinsburg, Ohio on April 18. Once the workplace of thousands, the plant will shut down forever in June. Amy Sancetta/AP
The Jewel of Muscat sails into the harbor of Galle, about 72 miles south of Colombo, Sri Lanka, on April 19. The 18-meter-long vessel is a replica of a 9th century Arab trading vessel that is sailing from Oman to Singapore. The ship will reach Singapore in June, organizers said. Chamila Karunarathne/AP
At a Passcode event on Thursday, Defense Advanced Research Projects Agency Director Arati Prabhakar, along with leading government figures in cybersecurity, offered a rare glimpse into research happening in government labs.
Melanie Stetson Freeman/The Christian Science Monitor
The Defense Advanced Research Projects Agency has lived at the sharp edge of military research ever since its creation in the wake of Russia’s Sputnik satellite to ensure America "avoided that kind of surprise again," Arati Prabhakar, the agency’s director, said Thursday in a Passcode event highlighting advancements in cybersecurity research.