WASHINGTON (Reuters) - The Federal Communications Commission is set to impose a record $550,000 (310,000 pounds) indecency fine against CBS-owned stations for their broadcast of singer Janet Jackson's breast-bearing incident during January's Super Bowl, the Washington Post reports. The newspaper report, which cited unnamed FCC sources, said on Saturday the agency was expected to vote unanimously for the fine, which would be the largest levied against a television broadcaster. The amount represents a $27,500 fine for each of the 20 television stations owned by CBS, which in turn is owned by Viacom Inc, the paper said. The decision could be...