A senior Sarawak Customs officer received a death threat when a letter containing two bullets was found at his house’s parking lot on Thursday (Nov 26).

Malaysian Royal Customs Department director-general Abdul Latif Abdul Kadir said it was believed to have been sent in connection with his officer’s involvement in conducting operations at the Rajang Port and Bintulu Port in Sarawak from Oct 21 to Nov 13.

He said the envelope had the word "death" on it and a note was written in red saying...