Standing in for leader Keir Starmer at prime minister's questions, Labour deputy leader Angela Rayner criticsed Boris Johnson over delays to Covid-19 testing. 'They've had six months to get it right, and yet the prime minister still can't deliver on his promises,' Rayner said, referencing Johnson's promise to deliver all testing results within 24 hours by the end of June. Johnson said the issues with testing were caused by a 'quite understandable' surge in demand among the public
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