Whatever name it sailed under — International Sun-Earth Explorer 3, and International Cometary Explorer, among others — this spacecraft has scored a number of firsts over the years, including the first comet flyby. NASA Goddard Spaceflight Center hide caption

itoggle caption NASA Goddard Spaceflight Center

Mohammad Iqbal sits beside the body of his wife, Farzana, after she was stoned to death earlier this week by her family for marrying against their wishes. Iqbal has since admitted that he killed his first wife in order to remarry. Rahat Dar/EPA/Landov hide caption

itoggle caption Rahat Dar/EPA/Landov

Pope Francis prays during a visit to the Western Wall, Judaism's holiest site, in Jerusalem's Old City, earlier this week. While in the Holy Land, the pontiff extended an invitation to the presidents of Israel and the Palestinian Authority to join a prayer meeting at the Vatican. Debbie Hill/UPI/Landov hide caption

itoggle caption Debbie Hill/UPI/Landov

Young girls hold banners during a demonstration Thursday in Lucknow, India, after police arrested several men for allegedly raping and murdering two teenage sisters and then hanging their bodies from a tree. Azam Husain/Barcroft Media/Landov hide caption

itoggle caption Azam Husain/Barcroft Media/Landov

Apple announced Wednesday that it is acquiring Beats Electronics for $3 billion. Beats, the headphone and music streaming specialist, also brings the swagger of rapper Dr. Dre and recording impresario Jimmy Iovine. Michael Dwyer/AP hide caption

itoggle caption Michael Dwyer/AP

Pakistani Taliban patrol in their stronghold of Shawal in the Pakistani tribal region of South Waziristan, in 2012. The organization has reportedly split over disagreements about tactics. Ishtiaq Mahsud/AP hide caption

itoggle caption Ishtiaq Mahsud/AP

Richard Martinez, whose son Christopher Michael-Martinez was killed in Friday's mass shooting in Isla Vista, Calif., breaks down as he talks to media outside the Santa Barbara County Sheriff's headquarters on Saturday. Jae C. Hong/AP hide caption

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