A team of researchers at Cardiff University has discovered stem cells in the cheek can be used to supress the immune system. It should help patients with certain types of diabetes, and those whose bodies reject organs after transplants.
It'll be several years before a treatment's developed but the scientists say it's a real breakthrough.
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The family of 18-year-old Peter Colwell, who died from a single gun shot wound to the head, have paid tribute to him.
A driver has been jailed for four years for killing 80-year-old Tydfil Jenkins as she delivered a cake to a friend.
Capel Curig in Snowdonia clocked winds of 94 mph earlier. Whilst the worst is over, warnings remain in force.