Revolutionary United Front Archives - Committee to Protect Journalists

Free Syrian Army fighters are filmed as they run towards the fence of the Menagh military airport, trying to avoid snipers loyal to Syria's President Bashar al-Assad in Aleppo's countryside on January 6, 2013. (Reuters/Mahmoud Hassano)

The rules of conflict reporting are changing

April 27, 2015 11:01 AM EDT

On the icy-cold morning of February 22, 2012, Marie Colvin, a 58-year-old Irish-American reporter, was killed by the blast of a rocket in the Baba Amr neighborhood of Homs, Syria.