Mark McClusky says for elite athletes today, pushing boundaries and breaking records is all about "the aggregation of marginal gains."
In the wake of any mass shooting, people ask, “How do we keep this from happening again?”
Gun control, mental health services and how we approach everyday security, all play a roll.
He suggested that physicians should be allowed to ask about guns in the home, and be encouraged to talk with patients about gun use and ownership.
Kassirer also warns against the urge to profile those that appear to fit the criteria of a possible shooter, saying that more innocent people would be caught by such profiles than possible shooters.