Robert Zarr, a Washington DC-based pediatrician and president of Physicians for a National Health Program (PNHP), a long-time leader in the campaign to bring single-payer health care on the Canadian model to the US, spoke with “This Can’t Be Happening!” host Dave Lindorff about why US health care is so complicated and expensive, and why the so-called Affordable Care Act (Obamacare), is doomed to fail, both at reducing costs and at guaranteeing health care access to all Americans.