Rugby legend Sinfield was overwhelmed by tragic Kyle Sieniawski’s battle with the disease saying 'It can't happen that' as e Former rugby league star Kevin Sinfield became emotional on BBC Breakfast (Image: BBC)

Marathon man Kevin Sinfield broke down in tears on live TV after meeting the family of a boy killed by motor neurone disease aged just 14.

The rugby legend was overcome with emotion as he described Kyle Sieniawski’s battle with the degenerative nerve condition which causes muscle weakness, stiffness and paralysis.

The sports-mad teen became the youngest person in Britain diagnosed with it in 2023 after noticing his left arm would not move properly while doing Taekwondo. He died last week. Kevin met his family in Cardiff during his quest to run seven ultra-marathons i

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