DAKAR, Senegal (AP) -- The U.S. military has wrapped up exercises aimed at getting north and west African troops ready to fight al Qaeda-linked terrorists and making sure the militants don't get a toehold in a region of porous borders and weak states. U.S. commanders said Thursday they hope the exercise was only the beginning of a long-term relationship. Starting June 6, 700 U.S. troops ran about 2,100 soldiers from nine North and West African nations through counterterrorism exercises including mock patrols, target practice -- even airborne parachute drills that sent hundreds of African soldiers drifting from U.S. C-130 transport...