Gina Miller, the businesswoman who brought the High Court challenge against Theresa May's right to trigger Article 50, is taking another stand against a "hard Brexit" by launching a tactical voting initiative.

The pro-EU campaigner has set up a crowdfunding page for the group Best for Britain, which has already raised more than £100,000.

Ms Miller, with a group of other pro-EU campaigners, is using the money to campaign for tactical voting in order to avoid a "hard Brexit".