Alabama teen’s head injury death raises alarms on high school football

Death of Caden Tellier, 16, follows at least three other recent high school football fatalities related to extreme heat

The death of an Alabama teenager at a high school football game has brought new scrutiny to the safety of participants in the the US's favorite sport on campuses.

Caden Tellier, 16, died in hospital after suffering a severe" brain injury during Friday night's game between John T Morgan academy and visiting Southern academy in Selma.