Close Bundle Up! Here's What Extreme Cold Does to Your Body An Arctic Blast has the US in the deep freeze, but what does it really mean when your body starts to shiver? Tony Spitz has the details. WFAA 9:25 AM. CST December 29, 2017 TRENDING VIDEOS Plano police officer involved in gas station shooting Mother of Fort Worth murder victim demands answers Anna teens killed in crash being laid to rest today Fort Worth tire shop robbed five times 2017 Runoff Elections today Hearing for FWPD officer in Craig arrest set for Tuesday Local father, pizza shop owner thankful for community, fundraiser help Anti-Sharia Law protests outside Richardson mosque Toddler left at HFD fire station doing well Video Shows Rescue of Kala Brown More Stories Dallas makes shortlist of 20 cities for next Amazon… Jan 18, 2018, 8:20 a.m. Lawsuit filed against former Mesquite police officer… Jan 18, 2018, 6:11 a.m. Zoe Hastings murder trial: Jury will continue… Jan 17, 2018, 12:35 p.m.