Use double-spacing with one-inch top, bottom, right, and left margins; use Times-New-Roman size 10 or 12 font. You must include a title page, the manuscript body, and a reference page. An abstract is not required for this assignment. Three content pages is the minimum length for the paper in addition to the title page and reference page(s). the papers are about March 2008: Canine units join airport security forces.