Calgary man clinging to life in Mexico relying on strangers to give blood
![Calgary man clinging to life in Mexico relying on strangers to give blood](http://shawglobalnews.files.wordpress.com/2018/02/troy13.jpg?quality=70&strip=all&w=716&h=480&crop=1)
A Calgary man on life support in Puerto Vallarta urgently in need of O-positive blood has prompted a social media call for people in Mexico to donate blood.
A Calgary man on life support in Puerto Vallarta urgently in need of O-positive blood has prompted a social media call for people in Mexico to donate blood.