Óscar Martínez, pictured at CPJ's 2016 International Press Freedom Awards, says journalists should discuss safety with their sources. (CPJ/Getty/Jeff Zelevansky)
Óscar Martínez, pictured at CPJ's 2016 International Press Freedom Awards, says journalists should discuss safety with their sources. (CPJ/Getty/Jeff Zelevansky)

Óscar Martínez: Trust and safety for journalists and sources is vital in El Salvador