From Al Jazeera. Any opinions expressed are those of the authors, and do not necessarily reflect the views of Libya Business News.
When rebels brought down Libyan leader Muammar Gaddafi, the local media hailed them as heroes.
But as the third anniversary of the revolution's start nears, armed groups say they feel betrayed and are reacting by attacking Libyan journalists.
Al Jazeera's John Hendren reports from Tripoli: