There was never any doubt where the Seminole Tribe of Florida stood on Florida State University's nickname. The tribe helped university boosters create the costume for the Chief Osceola mascot, approving the face paint, flaming spear and Appaloosa horse that have no connection to Seminole history. Yesterday, the National Collegiate Athletic Association agreed with the 3,100-member tribe and the Seminole Nation of Oklahoma, which had also endorsed the nickname. The N.C.A.A. removed Florida State from the list of universities banned from using what it called "hostile and abusive" mascots and nicknames during postseason play. "The N.C.A.A. executive committee continues to...