NFL roundup: Dolphins and Seahawks grab final playoff spots as
Bills' Damar Hamlin plays vs. Dolphins in first regular-season
Bills' safety Poyer ruled out against Dolphins, opening
Damar Hamlin plays in first regular season game since January
Damar Hamlin plays in first regular-season NFL game since cardiac
Bills safety Damar Hamlin returns to action in first regular
Bills' Damar Hamlin visits teammates for 1st time since leaving
Damar Hamlin is released from the hospital after his cardiac arrest
Hamlin makes NFL regular-season return after cardiac arrest