In the aftermath of last week�s horrific mass shooting in Toronto�s Greektown, victims, witnesses and an entire city grieves. Libby speaks with University of Toronto psychologist Dr. Norman Farb about recovery from trauma ..it�s not a one size fits all process. And � important new details on the gender gap when it comes to heart disease. Libby speaks with Dr. Louise Sun, lead author of an important Canadian study on heart failure.