She is usually joined by her two sons, Alexander 'Sasha' Pete, 11, and Samuel 'Sammy' Kai, 10, on her daily stroll. But on Tuesday, played the role of a doting mother to her dog Bob.The 50-year-old actress was dressed casually chic as she took the tiny kc yorkie puppy for a walk through the streets of . They call it puppy love!Naomi Watts cut a casual chic figure as she took her rescue pup...