CALL OF DUTY: Across the country, America’s firefighters are battling blazes in arctic conditions, including Chief Mitch Hansen in Cameron, Wisconsin, seen encased in ice as he fought a fire in subzero wind chills. David Muir reports. #AmericaStrong https://abcn.ws/2Uzv8Hr | ABC World News Tonight with David Muir

Cooler temperatures are assisting firefighters battling eight blazes across Victoria, including the Otways fire which has destroyed at least four homes. ANother eight structures were lost in Larralea, while 21,000 households remain without power. | Herald Sun

Fire crews watched as a property crumbled to the ground in Camden, New Jersey, early Wednesday, as firefighters worked to put out flames at the building. NBC10’s SkyForce10 captured the moment the roof of the structure collapsed into itself as crews worked at the scene along the 1600 block of South 6th Street in Camden, NJ, at about 6:15 a.m. on Wednesday. According to officials, the fire was placed under control shortly after the building collapse and no firefighters were hurt in the incident.