Law enforcement authorities fear that the planned relocation of thousands of Army soldiers in Texas could trigger a battle the military has not trained for - a turf war between violent criminal gangs. Local police and FBI officials said they expect the transfer of between 10,000 and 20,000 troops to Fort Bliss near El Paso, Texas, to bring more members of the Folk Nation gang into contact with a criminal group that is already well-established in the area, Barrio Azteca. "What we have started looking at is which military units are going to be moving to El Paso," an FBI...