Worst sporting injury?

[MTVN]

For me it's this one that happened in the NHL http://www.youtube.com/watch?v=bPVgvtPIzfc (dont watch if squeamish)

[ILoveTRW]

T6q1JekebFY
Picture of her on the way to the hospital
http://www.mtv.com/onair/rwrr_challenge_ruins/photos/episodes/1802/08-shauvon-hospital.jpg