Death Toll Rises to 45 as Brutal Arctic Blast and Ice Storm Grip USA

At least 45 people have died and 448,000 remain without power after a massive arctic blast and winter storm gripped the USA.Three young brothers died in Texas after falling through an icy pond while officials in Tennessee and Mississippi work to restore electricity following major infrastructure damage.Travel remains severely disrupted with over 20,000 flight cancellations as forecasters warn of another major storm system approaching the East Coast and record cold in Florida.