Brexit: the impossible job? A guide to the roadblocks facing the PM

From customs union to the Irish border, problems are piling up for Theresa MayPolitical discussions on Brexit don’t often bring the house down but Labour MP Rachel Maskell could hardly contain herself on Wednesday when she appeared on BBC2’s Daily Politics show. Interviewer Andrew Neil was pummelling trade minister Greg Hands with questions about policy on the customs union. Hands flannelled and fudged. After repeated, failed attempts to penetrate the fog, Neil exploded: “Have