11.   Bush said he would immediately tighten foreign student visas and create a national task force to keep out and track down foreign terrorists.

12.   But they also set up conventional weekly battles in which the heroes track down killers and good can triumph, at least temporarily.

13.   Desperate for any attention, Zoe seconds that emotion -- while manipulating Daly into helping her track down the real culprit.

14.   Discoveries at Lawrence Livermore National Laboratory and its sister lab at Los Alamos, N.M., are bolstering efforts to diagnose potential anthrax victims and track down those responsible.

15.   Ezio Nurisio, a former radar technician at a Nike base in New York, helped track down various missile parts for the headlands base.

16.   FBI agents who worked with DeVecchio have said they suspected he helped Scarpa escape arrest and track down supporters of Orena.

17.   Finally Giles flies to the States and tracks down Ronnie at his home in suburban Long Island.

18.   Fox tracks down never-before-seen footage of the wildest crashes from the Irish road-racing circuit.

19.   Haunted by the encounter, Baines tracks down the couple after losing the election and offers to do what he can as a private citizen.

20.   He had to try to block Tim Bowens and track down Zach Thomas.