Thirteen Indian Seema Surakshya Bal (SSB) staff who entered Nepal with arms early today have been kept by Armed Police Force in Kechana, Jhapa. The Indian forces went into Nepali area while seeking after runners. They have been kept at APF camp in Kechana. Jhapa Chief District Officer Tej Prasad Poudel said they are endeavoring to decide in case they went into Nepal by mistake or was an arranged one. APF said they will be offered over to the Indian side after coordination with the Home Ministry.