Australia correspondent Bernard Keane looks at the rare show of solidarity by Australian media companies who say their journalists are being stopped from holding the powerful to account.
The 'Right to Know' campaign was launched in the wake of police raids on the home of a News Corp journalist and ABC headquarters.
He'll also look at whistleblower protections in the public sector, amid calls from the lawyer for Witness K for the creation of a new independent parliamentary body to deal with such cases.