1.   A mysterious group claiming to seek the release of imprisoned opposition leader Moshood Abiola has taken responsibility for the murder of his wife.

2.   A previously unknown group claiming to seek the release of imprisoned opposition leader Moshood Abiola has taken responsibility for the murder of one of his wives.

3.   Abacha ousted his chiefs of staff of the army and navy, crushed an oil-workers strike and imprisoned opposition leaders and journalists.

4.   Gunmen shot and killed the wife of imprisoned opposition leader Moshood K. Abiola near her home on Tuesday.

5.   He faced down repeated military mutinies during his tenure, imprisoned opposition figures and reportedly installed family members in highly profitable government jobs.

6.   He dissolved the cabinet in early July, one day after the surprise death of imprisoned opposition leader Moshood Abiola.

7.   The government has ordered an investigation into the murder of the wife of imprisoned opposition leader Moshood K. Abiola.

8.   The government has ordered an investigation into the slaying of the wife of imprisoned opposition leader Moshood K. Abiola.

9.   The personal aide to the slain wife of imprisoned opposition leader Moshood Abiola has been arrested, according to news reports Friday.

10.   The personal aide to the slain wife of imprisoned opposition leader Moshood Abiola has been arrested in connection with the murder, police said Friday.