Police opened 31 investigation papers on various offences committed during the 15th general election (GE15) campaign yesterday.

Royal Malaysia Police GE15 operations director Hazani Ghazali said of the total, seven investigation papers were opened in Perak, followed by Kedah (five), Negeri Sembilan (four), Johor (four), Selangor (three), Pahang (two), Kelantan (two), Sabah (two) and one each in Kuala Lumpur and Sarawak.

Some of the offences, including...