A poster of murdered journalist Daphne Caruana Galizia is carried at a protest against government corruption revealed by the Daphne Project, in Valletta, Malta, on April 29. Reporting on corruption can be a dangerous assignment. (Reuters/Darrin Zammit Lupi)
A poster of murdered journalist Daphne Caruana Galizia is carried at a protest against government corruption revealed by the Daphne Project, in Valletta, Malta, on April 29. Reporting on corruption can be a dangerous assignment. (Reuters/Darrin Zammit Lupi)

Make solving journalist murders a priority, CPJ tells US Helsinki Commission