A total of 185 media workers have been killed in Iraq since 2003, according to the Committee to Protect Journalists.
The US-backed group that captured Raqqa from ISIL competes with Syrian government forces for control of oil fields.
In wake of this week’s humiliating loss of territory, animosity has spiked between two major Kurdish political blocs.
After a string of defeats, ISIL has been pushed out from most of the territory it captured in 2014.
As ISIL lost more territory to government forces, fear and punishment were used to keep control over workers in Mosul.
Dozens of civilians died in a recent coalition strike aimed at killing an ISIL commander in Mosul, residents say.
The ancient festival of Newroz marks the first day of spring and the vernal equinox.
Civilians fleeing Mosul spoke of hiding in basements and surviving on rotten bread for days as fighting raged.
Since retaking eastern Mosul from ISIL, Iraqi security forces have been working to apprehend the remaining fighters.
In addition to using drones for reconnaissance in Iraq, ISIL has been sending them out with bombs attached.