Director of World Access Project Richard St. Denis arrives at the CNN Heroes: An All-Star Tribute event at the Shrine Auditorium in Los Angeles, California December 11, 2011.[Photo/Agencies]

The 2011 CNN Heroes (L-R) Bruno Serato, Diane Latiker, Robin Lim, Sal Dimiceli, Richard St. Denis (seated), Amy Stokes, Derreck Kayongo, Taryn Davis, Eddie Canales and Patrice Millet arrive at the CNN Heroes: An All-Star Tribute event at the Shrine Auditorium in Los Angeles, California December 11, 2011.[Photo/Agencies]