Be on your guard. The Shih Tzus are loose in east Cobb. Residents of a condominium community on Powers Ferry Road have sounded the alarm that a pack of noisy, furry little dogs has been free-ranging on their property. Property manager Leonard Danuloff of the Covered Bridge Condo Association uses a dish of water to try to coax one of two stray Shih Tzu dogs that have lived in the neighborhood for at least four weeks and have so far eluded residents as well as animal control workers. The two stray Shih Tzus originally were four. One was a road...