independent production fund, with support from the partridge foundation, a john and polly guth charitable fund. the clements foundation. park foundation, dedicated to heightening public awareness of critical issues. the herb alpert foundation, supporting organizations whose mission is to promote compassion and creativity in our society. the bernard and audre rapoport foundation. the john d. and catherine t. macarthur foundation, committed to building a more just, verdant, and peaceful world. more information at macfound.org. anne gumowitz. the betsy and jesse fink foundation. the hkh foundation. barbara g. fleischman. and by our sole corporate sponsor, mutual of america, designing customized individual and group retirement products. that's why we're your retirement company. >> welcome, but be forewarned -- a few scenes in this hour are disturbing, because we are dealing with violence and don't want to hide what is true about it. as you know, one year ago this weekend, 20 school children and six educators were massacred at the sandy hook elementary school. the killer also murdered his moth