As a sports columnist in Washington, D.C., Mike Wise loved unwinding with a run along the C&O Canal with his dog Looly. One fiercely cold night, Looly chased a stick onto a thin layer of ice and fell through. Soon, they were both in the frigid water and in danger of drowning, despite being blocks from the shops and restaurants of Georgetown. We also talk with Jay Ingram about the special bond between people and their pets.