RFU backs Borthwick but flags multiple Six Nations failings

Head coach Steve Borthwick has been backed to turn around England's form after a Rugby Football Union review blamed a lack of discipline, accuracy and cutting edge, among other factors, for a dismal Six Nations campaign. England's only victory was an opening-round rout of Wales, who would go on to finish bottom of the table. Defeats in their other four games constituted England's worst performance since the tournament's expansion from the Five Nations in 2000. …