Bills' Hamlin in critical condition after collapse on field; NFL postpones game - 5 Eyewitness News
Damar Hamlin injury isn't the most important part of the Bills safety's story - ESPN
NFL: Damar Hamlin in critical condition after collapse on field, American Football News
Bills' Damar Hamlin remains in critical condition after cardiac arrest
Buffalo Bills release update on Damar Hamlin after NFL player suffers cardiac arrest - Eurosport
NFL star Damar Hamlin's family thanks fans for support after his collapse - BBC News
NFL player Damar Hamlin in critical condition after suffering cardiac arrest
What is commotio cordis, which NFL player Damar Hamlin says stopped his heart?
Fans, NFL respond after Bills' Hamlin collapses on field