‘Please be ok. Please’: Social media overwhelmed as sports world prays for NFL star

The NFL world is in shock after Buffalo Bills safety Damar Hamlin collapsed to the field, required CPR and was rushed to hospital by ambulance in the first quarter of the game against Cincinnati Bengals.

Hamlin made a tackle of Bengals receiver Tee Higgins and stood up, but then fell to his back and appeared unconscious.

Medical staff rushed to treat the 24-year-old, with CPR administered and the game suspended indefinitely.

Watch an average of 6 NFL games each week LIVE on ESPN on Kayo Sports on ESPN on Kayo Sports. New to Kayo? Start your free trial now >