Petersburg Pilot -

ANCHORAGE, Alaska (AP) — Alaska wildfire officials are reviewing their initial assessment of the cause of a weekend fire that burned at least 50 structures along the main highway between Anchorage and Fairbanks.

The fire began Saturday in high wind and was initially attributed to a tree toppling onto a power line.

The cause of the fire is now under investigation, Tim Mowry, spokesman for the Alaska Division of Forestry, said Tuesday. The fire covers 4.7 square miles (12.2 sq. kilometers). The number of people displaced by the fire and the number of homes burned have not been tallied, he s...