These are stings to expose scam artists, quacks and hucksters who prey on the needs or naivete of their customers, clients, or patients.
Across the world, journalists have used undercover techniques to expose individual predators and as well as major sex crime rings.
Journalists have devised any number of ruses to get inside hospitals and clinics -- as patients or staff members.
Reporters encounter or inhabit the lives of very hard-laboring others.
Reporters have presented as teachers or students to get an inside view of what goes on in schools and colleges.
The work of groups such as James O'Keefe's Project Veritas and Lila Rose's LiveAction and their undercover operations.
Medicare and Medicaid fraud have been perennial reporting topics since the 1960s, often requiring undercover techniques to amass specific details.
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