Unsolved slaying has area on edge Irving residents watchful since woman, 79, was killed 06/02/2002 By JENNIFER EMILY / The Dallas Morning News IRVING - The real estate listing for Kathleen White's house tells prospective buyers they could "enjoy this quiet neighborhood on a corner lot near Las Colinas." Those who live near that home where the 79-year-old woman and her poodle Jo Jo were slain three months ago say their homes no longer fit that description. Two people were arrested in Ms. White's death but were released because police didn't have enough evidence to present to a grand...