"When Blair Braverman started posting pictures of her dog team on Twitter, she had no idea the response she would get. Being a musher, after all, isn't just about racing--raising dogs from puppyhood to retirement (and beyond) is a full-time job. She and her husband, musher Quince Mountain, wanted to share stories about life with their dog team. And not just the big stuff, like expeditions and wild animal encounters, but also the everyday things: the...