&amp;lt;strong&amp;gt;Protect and serve: &amp;lt;/strong&amp;gt;after the military, police forces were among the first to declare an interest in drones. In May, Colombian police revealed this surveillance quad-coptor -- designed to protect Latin American heads of state at the VII Pacific Allianz Summit -- and UAVs have been &amp;lt;a href=&amp;quot;http://articles.washingtonpost.com/2011-03-23/world/35261451_1_drones-scaneagle-farc&amp;quot; target=&amp;quot;_blank&amp;quot;&amp;gt;used in counter-narcotics operations in the country since 2006&amp;lt;/a&amp;gt;.