"With Boom Town, Garrison Keillor returns to his hometown of Lake Wobegon, which is in the midst of a rising economic tide driven by millennial entrepreneurs. 'I go back home mainly for funerals, which these days are for people my age, 79, which gets my attention, an obituary with my number in it,' he writes, as he sits at the bedside of Arlene Bunsen dying with humor and grace, and recalls a teenage love affair with Marlys Gunderson and observes...