Mmabatho - A man has been arrested for raping and killing a 98-year-old grandmother in Mmabatho, North West police said on Wednesday.

Brigadier Thulani Ngubane said the 33-year-old man was arrested in the Mahikeng CBD on Tuesday after police found blood-stained clothes at his house.

Betty Titse's body was found by her grandson on Saturday. She had bruises on her neck and had been covered with a blanket.

Ngubane said the man would appear in the Mmabatho Magistrate's Court on Friday. - Sapa