Scuba gear, coffee makers inspire inventors in design challenge for a cheaper ventilator

Summary: The ventilator has been a vital piece of medical machinery in treating some of the most severe COVID-19 patients. But the devices were hard to come by and expensive at the beginning of the pandemic, prompting a group of residents at Massachusetts General Hospital to start the CoVent-19 Challenge to design a cheaper, easy-to-assemble model. John Yang reports on the innovative ideas it inspired. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders