Turkey has arrested 15 people as part of an investigation into a fire that killed 78 people and injured dozens at a ski resort in the Bolu mountains earlier this week, state media reported on Sunday.

Officials in Turkey say that a fire has raged through a 12-story hotel at a popular ski resort in the northwestern part of the country during a school holiday, killing at least 76 people.

Turkey has detained 11 people as part of an investigation into a fire that killed 79 people and injured dozens at a ski resort in the Bolu mountains, Justice Minister Yilmaz Tunc said on Wednesday. A deputy mayor of the northwestern Bolu province,

Ali Yerlikaya said at least 51 other people were injured in the disaster that struck the Grand Kartal hotel in the resort of Kartalkaya, in Bolu province’s Koroglu mountains, some 300 kilometers (185 miles) east of Istanbul. The fire occurred during the schools' semester break, when hotels in the region are packed.

ANKARA — As the death toll from an overnight fire at a popular ski resort in northwest Turkey rises to 76, Turkish President Recep Tayyip Erdogan said on Tuesday that the country will observe a day of national mourning on Wednesday.

A fire raged through a 12-story hotel at a popular ski resort in northwestern Turkey early Tuesday during a school holiday, killing at least 76 people.

A fire in a hotel at a ski resort in northwestern Turkey has killed at least 10 people and hospitalized 32 others.

A fire raged through a 12-story hotel at a popular ski resort in northwestern Turkey early Tuesday during a school holiday, killing at least 76 people — at least two of them when they jumped from

Tuesday's fire at the Grand Kartal Hotel in Kartalkaya left at least 79 people dead and 51 injured, happening during a particularly busy season.