Replicating Moldings; Unlevel Patio; Stripping Wallpaper

In the Ask This Old House loft, Tom shows Kevin a few ways to recreate different molding profiles. Then, Roger heads to Skokie, Illinois where he has some ""uplifting"" advice for a homeowner with a sinking brick patio. After that, Tom, Roger, Richard and Kevin guess ""What Is It?"" in the loft, Then, Jim shows Kevin and homeowner Caroline Pooler of Andover, Massachusetts a new way to strip wallpaper.