Arlington, Virginia - PBS and WGBH announced that the premiere of Downton Abbey, Season 4 on Masterpiece enchanted viewers nationwide as the Crawley family faced changes in the wake of last season’s shocking finale. An average audience of 10.2 million viewers tuned in for Sunday’s premiere. (Nielsen Fast National data, 6.2 household rating.)  The fourth season premiere of the Emmy®, Golden Globe® and SAG Award®-winning series, a Carnival … [Read more...] about “Downton Abbey” S4 premieres to high ratings