Murdery mystery

A new podcast asks who really killed JoAnn Tate and launches a more complicated investigation than anyone predicted.

St. Louis-based author Elsa Hart set her first three mystery novels in 18th-century China. Her newest one is half a world away — in a vividly rendered 18th-century London, England. Hart discussed "The Cabinets of Barnaby Mayne" on St. Louis on the Air Monday.

It’s Saturday night at Bissell Mansion, a nearly 200-year-old home overlooking Interstate 70 in north St. Louis. Dozens of people have gathered to enjoy a…