By Andrew McCarty On Thursday morning, WNBA star Brittney Griner was sentenced to nine years in a Russian prison. Just a few hours later, James Palmer of NFL Network made a joke about Russian prisons. “If Ian thinks he can survive in a Russian prison, which apparently he believes, a tackle from Nathaniel Hackett is the least of his problems,” Palmer said. NFL insider Ian Rapoport made it clear he and Palmer had talked about Russian prisons off the air and looked very uneasy as Palmer was revealing their off-air conversation. Even NFL Network host Andrew Siciliano appeared to be surprised by th…