'TDN Rising Star' Jaxon Traveler (Munnings--Listen Boy, by After Market), winner of both the GIII Maryland Sprint Stakes and the GIII Whitmore Stakes, has been retired sound at the age of seven, West Point Thoroughbreds announced Wednesday. Trained by Hall of Famer Steve Asmussen, the son of Munnings earned more than $1,131,643 from 37 career starts between the ages of two and seven and was twice named a Maryland-bred champion as both a 2 and 3-year-old. "Jaxon Traveler has been an absolute dream to have in the barn," said President...