French teenage rugby player dies after on-field injury

What happened
A 17-year-old amateur rugby player dies after suffering an on-field injury during a match for Union du Bassin Marmandais.
Summary assembled by rule from the sources below

A 17-year-old amateur rugby player dies after suffering an on-field injury during a match for Union du Bassin Marmandais.
Summary assembled by rule from the sources below