
As It Happens An alleged gunman’s roots in the secretive Zero Units
Dec 2, 2025
Dr. Daryl Tan, an infectious diseases physician, discusses new Canadian PrEP guidelines and advocates for broader access, challenging stigma in HIV prevention. Paul Chow, a former Hong Kong district councillor, shares his family's harrowing experience following a devastating fire, expressing concerns about the government's response and the investigation's transparency. Both guests highlight critical social issues—HIV prevention and community accountability—offering insight into their respective fields and personal narratives.
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Push To Expand PrEP Access Nationwide
- New Canadian PrEP/PEP guidelines urge reducing gatekeeping and expanding access to prevent HIV.
- Dr. Daryl Tan calls for public-health messaging and funding to deploy near-100% effective prevention at scale.
Discuss PrEP With Every Sexually Active Patient
- Start routine conversations about PrEP with all sexually active patients to raise awareness and uptake.
- Daryl Tan recommends population-level messaging to reach underrepresented groups like Indigenous people and those who inject drugs.
CIA’s Secret Army And Resettlement Strain
- The Zero Units were a CIA-backed Afghan commando force tasked with raids and targeting top terrorist figures.
- Kevin Maurer says their clandestine service and trauma complicate resettlement and mental-health outcomes in the U.S.






