Will tragedy bring them closer? Or tear them apart? >>>>>>>>>>> It was a grey Tuesday morning, one of those wet, low forties days we get here in December. I was just sitting at my desk, staring at one of my mom's glass snow globes. I'd brought a couple in to liven up my workspace. My phone buzzed, and then it did it again. Someone was actually calling me. I half expected it to be a telemarketer, but when I turned it over I saw Sarah's face on the screen. My brow furrowed slightly. She didn't usually call me at work. I'd get texts from her throughout the day, whenever she took Heidi somewhere, or when they got home from school. I pressed the green 'accept' icon. "Hello?" "Mommy?" That sat me up straight. "Heidi? Honey, why do you have Nanny Sarah's pho

