A photo of Russia's President Vladimir Putin is seen on a poster as people attend an "Anti-Maidan" rally to protest against the 2014 Kiev uprising, which ousted President Viktor Yanukovich, in St.Petersburg February 21, 2015. Thousands of Russians marched on Saturday, carrying banners and signs disavowing the protests at Kiev's Independence Square, or Maidan, last year that ousted a Russian-backed president and created a rift between Ukraine and the West and Russia. The writing on the poster reads "I support Putin" REUTERS/Maxim Zmeyev

Russia-backed rebels pose by a road sign at the entrance in Debaltseve, Ukraine, Friday, Feb. 20, 2015, after checking the access road into town for mines left behind by retreating Ukrainian government troops. After weeks of relentless fighting, the embattled Ukrainian rail hub of Debaltseve fell Wednesday to Russia-backed separatists, who hoisted a flag in triumph over the town. The Ukrainian president confirmed that he had ordered troops to pull out and the rebels reported taking hundreds of soldiers captive. (AP Photo/Vadim Ghirda)

Dead fish are pictured on the banks of the Guanabara Bay in Rio de Janeiro February 24, 2015. International Olympic Committee members meeting in Rio de Janeiro this week will understand if its waters are not completely clean for the sailing events in 2016, the state's governor said on Monday. (Photo by Ricardo Moraes/Reuters)

Leonard Nimoy lived up to his longtime catchphrase: Live long and prosper. Having achieved success in many arenas during his lifetime, the actor, director, writer and photographer died Friday in Los Angeles of end-stage chronic obstructive pulmonary disease. He was 83.