07.02.2019 - 12:57 [ Adam Bienkov, UK Political Editor of @BusinessInsider / Twitter ] Corbyn‘s letter to May does four things: 1. Shuts off claim that Labour wants to block Brexit 2. Erases Labour‘s previous unworkable six tests. 3. Puts blame on May for no-deal Brexit if she refuses offer. 4. All but kills off a second referendum.