BURSA, Turkey 

Search and rescue operations started Monday for two people who went missing near Turkey’s famous Mt. Uludag peak, according to a local authority.

Rescue workers continue the intense search in Uludag and Alacam regions which are fully covered with snow, the governor’s office in northwestern Bursa province said in a statement.

Mert Alpaslan and Efe Sarp went missing on Sunday evening due to heavy fog.

Families of the missing hikers called the gendarmerie when they could not reach their sons.

Read more: Turkey: Search underway for 2 missing hikers