She previously worked out of the network 's New York City bureau . She was part of CNN 's Peabody-winning coverage of Hurricane Katrina and the 2008 presidential election , and also covered the Virginia Tech massacre , the inauguration of Barack Obama and the Casey Anthony trial . Costello has done in-depth reporting on bullying , coal ash , and women 's issues . After a CNN viewer nominated her , Costello ran with the Olympic torch through the streets of Atlanta prior to the Atlanta Olympics
Casey Anthony trial
Death of Caylee Anthony
Carol Costello