Forgiveness - Could you forgive this quickly, if at all?

Extremely resilient family members of the Charleston Church murders offered their forgiveness to the murderer today...could you forgive this quickly, if at all?

Here is a short video of the family members confronting (through video feed) the murderer:
http://www.cnn.com/2015/06/19/us/charleston-church-shooting-main/index.html