Rising temperatures pose new challenges for firefighters who have made incremental progress against a massive wildfire in central California that has injured four people as it has become the biggest blaze in the state so far this year.

More than 800 structures are threatened by a massive wildfire in central California that left at least three people injured as it burned through Los Padres National Forest. The Gifford Fire scorched more than 129 square miles of coastal Santa Barbara and San Luis Obispo counties,

Rising temperatures are posing new challenges for firefighters who have made incremental progress against a massive wildfire in central California which has become the biggest blaze in the state so far this year.