US: Senate hears from teen amid vaccination debate

Ohio teen who got vaccinated despite his mother’s beliefs speaks to Hill panel.

A US teenager who got vaccinated in defiance of his mother’s wishes has appeared before a congressional committee to defend the national immunisation programme.

More Americans are refusing to get their children inoculated against preventable diseases such as measles, which is now making a comeback in some states.

Al Jazeera’s Heidi Zhou-Castro reports from Washington, DC.