CH
Page Six is reporting that Scott Pelley may be taken off the Evening News, though the article doesn't really mention any names as to who could reasonably take over.
http://pagesix.com/2016/12/06/cbs-planning-to-move-scott-pelley-off-cbs-evening-news/
http://pagesix.com/2016/12/06/cbs-planning-to-move-scott-pelley-off-cbs-evening-news/