1.   The unrest in the Mideast has prompted the country to look at ways to reduce its dependence on foreign petroleum.

2.   While cheaper foreign petroleum no doubt helped narrow the trade gap, the weakness implied by the substantial overall drop in import demand is a troubling development.

3.   A striking Nigerian oil workers union threatened violence Monday against foreign petroleum companies it accused of trying to sabotage the industrial action.

4.   A striking Nigerian oil workers union threatened violence Monday against foreign petroleum companies it accuses of trying to sabotage the work stoppage.

5.   On Monday, a striking Nigerian oil workers union threatened violence against foreign petroleum companies, accused them of trying to sabotage the industrial action.