How About That of the Day: Tibetan Mastiffs have apparently become something of a status symbol among the Chinese upper class, mostly due to their regard as a "pure Chinese" breed and their scarcity outside Tibet (take a moment to let that sentence sink in). Hong Dong (Big Splash), an 11-month-old, 180lb. Tibetan Mastiff (pictured above) was recently awarded the honor of being labeled the "world's most expensive dog" after being purchased by a Chinese coal baron for 10 millio