A man works amid the wreckage from a fatal midair collision involving two helicopters that were working on a reality TV show near Villa Castelli, Argentina. Ten people were killed.  PHOTOGRAPH BY: JUAN MABROMATA / AFP/Getty Images  Student protesters cry as their colleagues struggle to break a line of police during a protest ahead of a crackdown in Letpadan, Myanmar.  PHOTOGRAPH BY: Gemunu Amarasinghe / Associated Press  Scores of Tibetan protesters in New Delhi commemorate the anniversary of the 1959 uprising against Chinese rule.  PHOTOGRAPH BY: CHANDAN KHANNA / AFP/Getty Images  Filipino prizefighter Manny Pacquiao is framed by a flag of the Philippines as he opens training camp at the Wild Card Boxing Gym in Los Angeles in preparation for a much-anticipated bout against Floyd Mayweather.  PHOTOGRAPH BY: Luis Sinco / Los Angeles Times  President Obama signs a "Student Aid Bill of Rights" in the Oval Office. The bill is aimed at consumer protection for student-loan borrowers.  PHOTOGRAPH BY: JIM LO SCALZO / EPA  Ben Stiller, left, and Owen Wilson reprise their roles as models in the 2001 film "Zoolander" during the Valentino show at Paris Fashion Week. Their runway walk was part of an announcment that a "Zoolander" sequel is planned.  PHOTOGRAPH BY: Christophe Ena / Associated Press  An actor rehearses for "Singin' in the Rain," directed by Robert Carsen, at the Theatre du Chatelet in Paris.  PHOTOGRAPH BY: JACQUES DEMARTHON / AFP/Getty Images  Some 3,000 skeletons, including those of victims of the Great Plague, were discovered in a burial ground where a new train station is being built in London. Sixty researchers will work in shifts six days a week over the next month to remove the ancient skeletons, which will be reburied at a cemetery near London.  PHOTOGRAPH BY: TOM LAWSON / AFP/Getty Images  Hindu devotees perform evening prayers at Sangam, the confluence of the rivers Ganges, Yamuna and the mythical Saraswati in Allahabad, India.  PHOTOGRAPH BY: SANJAY KANOJIA / AFP/Getty Images  Protesters in Seoul denounce the attack on U.S. Ambassador Mark Lippert.  PHOTOGRAPH BY: Chung Sung-Jun / Getty Images  Residents in a crowded suburb in Nairobi, Kenya, are drenched by a leaking hose as they help extinguish a blaze that gutted a residential plot.  PHOTOGRAPH BY: TONY KARUMBA / AFP/Getty Images
Tuesday's Pictures in the News begins in South America, where two French Olympians, an elite French sailor and seven others were killed Monday while shooting a reality TV show in Argentina when two...