Pensions: Automatic saving to start at 18 under new plans   Sky News faces uncertain future after Disney-Fox deal   Cash controversy: The High Streets with too many ATMs   Unilever sells margarine business to KKR for 6bn   Hunter Harrison: CSX railway boss dies   US tax bill: Republicans agree sweeping changes   Ryanair in union offer to avoid Christmas strikes   Sky and BT sign channel sharing deal   Britvic confirms Norwich factory closure   HS2 redundancy pay 'shocking waste' of taxpayer cash