Nubs, a wiry German-shepherd-border collie mix named for nubby ears that were sliced off as a puppy, will stay in Chicago with the family of one of his Marine colleagues until a final hop to San Diego, where a Marine fighter pilot stationed at Camp Pendleton has been given permission to care for the dog until Maj. Brian Dennis arrives home from his second combat tour. More Photos "Touchdown" was the first celebratory word in an e-mail Marsha Cargo received from her son Maj. Brian Dennis, after a dog who survived a 70-mile Hail Mary trek through war-torn Iraqi...