An investigation has begun after doctors revealed that cancer treatment for a 3-year-old boy from Plymouth was carried out incorrectly.
Consultants told Elsbeth and Mike Hallam that radiotherapy beams supposed to be targeting their son's tumour, were wrongly set up.
The hospital says the problem has now been rectified and won't affect treatment.
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Jeremy Corbyn's visit has been one of the big talking points of another busy day at Glastonbury.
The Labour leader said socialist politics would not be put "back in a box" as he appeared on stage at the festival.
Turning windier with a few showers