JOHANNESBURG: At least 12 people were killed and nine injured on Tuesday evening when gunmen opened fire at ‌an informal settlement ‌in ​Cleveland, ‌east ⁠of Johannesburg, ​police said ⁠on Wednesday.

Police said in a statement that they had launched a manhunt for more than ⁠10 suspects following ‌the ‌attack at ​the Jumpers informal ‌settlement.

The motive for ‌the attack is not known.

Police said the suspects arrived in ‌a white Toyota Quantum, entered the settlement from ⁠two ⁠access points and opened fire at multiple locations before fleeing in the same vehicle.

South Africa has one of the world's highest murder rates, averaging ​about ​60 a day.