This op-ed was originally published by McClatchy  

The mainstream media have played a mostly positive role in covering the tragic and senseless killing of Trayvon Martin, the unarmed, 17-year-old African-American boy shot to death by a neighborhood watch volunteer in Sanford, Fla. After a slow start, reporters have uncovered new facts and asked tough questions, including about Sanford Police Chief Bill Lee's refusal to arrest Trayvon's killer.