11.   Samad, the government spokesman, called for better communications between Afghan and U.S. authorities before airstrikes are ordered.

12.   So it is often helpful to consult more than one authority before choosing your pet.

13.   Some states and communities prohibit the use of TSP, so check with the local authorities before using it.

14.   The Americans would have to pay respects to provincial authorities before interviewing any survivors.

15.   The Colombian gang had caught the attention of Federal law enforcement authorities long before the killing of Pagani.

16.   The methods that have to be used in informal separations must be carefully planned and approved by higher authority before being applied. . . .

17.   Two days earlier, he was suspended by Nevada boxing authorities before a scheduled bout with Arthur Weathers.

18.   Whatever the case, any health claim concerning a deadly, addictive product should be subject to verification by government authorities before reaching the market.

19.   Woodland is only the second U.S. soldier to be handed over to Japanese authorities before indictment.

20.   Zhou has had trouble with the Shenzhen authorities before.