Original sentence: While the leadership of nearly all Native American tribes object to their depictions as sports mascots, , the leadership of the Seminole Tribe of Florida, in what the Washington Post calls an unusual move, has approved of the Florida State Seminoles use of their historical leader, Osceola, and his Appaloosa horse as the mascots Osceola and Renegade
Edited sentence: While the leadership of nearly all Native American tribes object to their depictions as sports mascots, the current leadership of the Seminole Tribe of Florida, in an unusual move, has approved of the Florida State Seminoles use of their historical leader, Osceola, and his Appaloosa horse as the mascots Osceola and Renegade