Inside Politics: Michel Barnier issues stark warning, as billions spent on Brexit revealed

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Prince William loves Europe – he’s spent the past few days trying to sample one of its finest products properly. The Duke of Cambridge complained that he’s only managed a few sips of Guinness during his trip to Ireland before officials remove his pint glass. Boris Johnson will know the feeling. Just when he things he can taste an ambitious free trade deal, those pesky bureaucrats whisk it away again. Whatever he’s been drinking, Michel Barnier appears in quarrelsome mood. The EU’s chief negotiator has warned the PM there are “serious” differences blocking a post-Brexit agreement. I’m Adam Forrest, and welcome to The Independent’s daily Inside Politics briefing.

Inside the bubble

Our deputy political editor Rob Merrick on what to look out for today: