Boxer's fatal concussion error contributed to in-ring death

The death of an 18-year-old boxer has brought concussion recommendations following assessments of a previous knockout.

Related Keywords

Mexico , Quebec , Canada , Mexican , Jacques Ramsay , Yvon Michel , Zacarias Zapata , Cynthia Lozano , Jeanette Zapata , , Pier Houle , Second Impact , Second Impact Syndrome ,