Polar explorer Henry Worsley (right) died after breaking off an attempt to cross the Antarctic landmass unaided. He's seen here with Britain's Prince William in October, shortly before setting out on his journey. John Stillwell/WPA Pool/Getty Images hide caption

toggle caption John Stillwell/WPA Pool/Getty Images

French conductor and composer Pierre Boulez (right), seen here in 1984 with musician Frank Zappa (center) and French Minister of Culture Jack Lang, has died at age 90. Joel Robine/AFP/Getty Images hide caption

toggle caption Joel Robine/AFP/Getty Images

Andrew Kohut (right) and Bruce Stokes are guests at the Christian Science Monitor breakfast on May 3, 2006 in Washington, D.C. Andy Nelson/The Christian Science Monitor via Getty Images hide caption

toggle caption Andy Nelson/The Christian Science Monitor via Getty Images

Mourners stand near the casket of Harris County Sheriff's Deputy Darren Goforth at Second Baptist Church in Houston, Texas, on Friday. Two people who were with the deputy on the night he was killed told his family Friday that he wasn't alone when he died. Aaron M. Sprecher/Getty Images hide caption

toggle caption Aaron M. Sprecher/Getty Images