When it comes to children's programming, there's no shortage of choice these days. But a new international study says there is a distinct lack of diversity, which has some parents worried.

'The collection of data is really crucial,' says Dr. Stephen Freedman, as a small but growing number of cases pop up.

Canadian pediatrician Dr. Stephen Freedman is part of a team tracking a new inflammatory syndrome that affects children and appears to be associated with COVID-19.