Several of the people who knew Jared Loughner said that they knew that he was acting weird and felt the need to stay away from him. A community college ousted him. No one thought to organize a group of people to reach out to him.
Obama wishes to relieve the suffering of Americans, but he does not wish to challenge the old "Bottom Line" of the competitive marketplace. Unfortunately for him and for most Americans, he can't have it both ways.