EL PASO - A Defense Department plan to pull 450 National Guard troops away from inspection duties along the border is sparking an outcry among critics who fear it will lower the nation's defenses against terrorism.Some of the Guard troops have been on the job for more than 10 years and were trained to identify suspicious vehicles with hidden compartments that could conceal weapons. Under a plan approved in February by Deputy Defense Secretary Paul Wolfowitz, the new customs agency will hire inspectors and train them to replace the Guard troops. "This proposal would pull out the National Guard...