Alzheimer's disease is personal for actor and comedian Seth Rogen because of the slow decline of his mother-in-law. On Wednesday, he testified before Congress -- and now he's telling the world what its like to speak before a largely absent Senate subcommittee.
Watch the "Nightly News" package below for more:
Seth Rogen Blasts Senators for ‘Not Prioritizing Alzheimer’s’Feb. 28, 201402:30
And see more of Rogen's testimony here: