Video preview from PBS' "Autism Now" Series.

Autism Now: MacNeil, Lehrer Discuss 'National Emergency' Explored in Series

"NewsHour founder and former anchor Robert MacNeil's six-part series series on the puzzling prevalence of autism in the U.S. starts to air Monday on the PBS NewsHour. MacNeil speaks with Jim Lehrer about what's explored in the series and describes how autism has affected his family."

Link http://www.pbs.org/newshour/bb/health/jan-june11/autismpreview_04-15.html#