FILE PHOTO: Russia's pilot Olga Stulneva (L) looks at teammate Liudmila Udobkina as she takes off her helmet after completing a run in the women's bobsleigh event at the 2014 Sochi Winter Olympics, at the Sanki Sliding Center in Rosa Khutor February 19, 2014. REUTERS/Arnd Wiegmann/File Photo
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