August 7, 2018 11:36 pm New Policy Allows Students to Take Medical Marijuana During School At first glance, Arianna looks like any other six-year-old, but she’s been living with a very rare brain tumor since she was a toddler. NBC 6’s Dan Krauth reports. US & World Videos 2:04 Family calls for justice after deadly crash in Hialeah 2:55 Activists demand justice after transgender woman's beating death in Miami Beach 1:10 Man killed in crash involving on-duty BSO deputy 1:46 6 to Know – Top stories of the day 1:51 Pedestrian hit and killed by BSO vehicle in Pompano Beach