Why New York health care is still 'in a state of shock'

New York state is seeing signs of improvement in its COVID-19 outbreak, including a reduced hospitalization rate. But in New York City alone, an estimated 35,000 people are hospitalized with the virus -- meaning front-line health care staff still face an enormous challenge. William Brangham talks to Susan Mangicaro of International Medical Corps, a group assisting city hospitals during the crisis.