"What happens to learning when students get much-needed glasses" PBS NewsHour 12/19/2017

Excerpt

SUMMARY:  Good vision care is a luxury for families who can’t easily afford the time or money spent getting a child’s first pair of glasses.  But a new program called "Vision for Baltimore" called provides eye exams and two pairs of glasses to every student who needs them, totally free of charge -- a simple thing that can dramatically improve the quality of their education.  William Brangham reports.