WNBA star Brittney Griner has been released from Russian detention in a prisoner exchange for one of the world’s most infamous arms dealers.Viktor Bout, according to a source familiar Bout, nicknamed the “ dealer of Death ” is a former Soviet military officer serving a 25- time prison judgment in the United States on charges of conspiring to kill Americans, acquire and exportanti- aircraft dumdums, and give material support to a terrorist association.Griner, who had for times played in the off- season for a Russian women’s basketball team, had been detained since February, when she was arrested on drug smuggling charges at an field in the Moscow region.