Nigeria, April 22 -- From Rivers State revenue surge to the release of detained Delta monarch by the Nigerian army, the third week of April was eventful in South-south Nigeria.

These are the major stories from Nigeria's South-south region last week.

The week began on a sad note on Monday with the police announcement that it had arrested two suspects, Inyangake Peter and Solomon Isaac, for allegedly killing their biological mother and son, respectively.

Former police spokesperson in Akwa Ibom State, Odiko Macdon, had said Mr Peter, who took his 70-year-old mother's life, claimed that he did so because he heard a voice saying, "kill her, kill her".

The second suspect, Mr Isaac, killed his 18-year-old son over a family misunderstanding, ...