Forestry policemen from the Wildlife Authority (BBKSDA-SU) field office in South Tapanuli and Forest Rangers from Scorpion Foundation carried out a joint patrol at Ramba Sihasur village, Sipirok subdistrict of South Tapanuli regency, on the 12th of May 2020. During the patrol, the forestry policemen and Scorpion rangers encountered some timbers which were stolen from Dolok Sipirok Nature Reserve.