1.   She said suspicions still centred on the plant.

2.   Meanwhile in Addis Ababa no arrests have been made, but authorities said suspicion centred on Islamic extremists.

3.   No arrests have been made, an interior ministry official said in Addis Ababa, but suspicion centred on Islamic extremists.

4.   Suspicion centred on Ben Salah because he did occasional work for the Van Hulsts and was helping with a painting job on the night of the murder.

5.   Suspicion centred on Islamic etxremists and authorities saying the attackers had Arab features.