Vapor Trail

It's hot.

The snow is gone, the ice is gone -- winter is long forgotten. When the phone wakes Phil Broker at five a.m. on the morning of his forty-eighth birthday -- six months removed from his surviving a January cold snap that (in Absolute Zero) nearly claimed his life -- it's already ninety-two degrees. It's July, and Stillwater, Minnesota, finds itself in the middle of the worst heat wave in local memory.

The news on the phone has nothing to do with birthday wishes, however. A year earli...