after selling off its nuclear assets to bnfl in 1999, cbs corporation was merged into viacom, thus shutting down the "original" westinghouse for good. tnn and cmt were folded into viacom's mtv networks basic cable unit post-merger, with hts and midwest sports channel being sold to comcast and news corporation shortly afterward. viacom, however, changed its name to cbs corporation in 2006 and spun off most of its cable and movie interests as a new viacom. with a few exceptions, the current cbs corporation holds the same television properties that the old cbs corporation held prior to the viacom merger, including the "new" westinghouse. as mentioned above, in 2017, cbs corporation spun off its radio assets to entercom. national amusements retains majority control of both cbs and viacom, while cbs's shareholders (excluding national amusements) collectively hold a majority of entercom as well.