John McDonnell’s soul-searching

Labour must come out wholeheartedly for remain to fight the climate emergency, says Magi Young. Plus letters from Ben Ashford and Christopher Clayton. John McDonnell and other shadow cabinet members this week argued for Labour to adopt a bold socialist remain position. Paul Mason ( Labour has only one realistic option on Brexit – back remain, 18 June) makes clear arguments in support but omits the most important point McDonnell and Labour should be making to justify a second referendum on