"Knock at the Cabin" and Oscar Shorts

He burst upon the mainstream moviemaking scene in 1999 with a thriller called “The Sixth Sense.” Since then, M. Night Shyamalan’s career has had its ups and down. This week Dan Webster, Nathan Weinbender and Mary Pat Treuthart discuss Shyamalan’s latest effort, “Knock at the Cabin,” before tackling the Oscar-nominated live-action and animated short films, which are screening at the Magic Lantern.