Evidence that cops routinely stop people for trivial reasons ie: with out probable cause so they can run them thru the system to see if they have warrents and so they can search and questions them about crimes they may have committed. - Deputies usually uncover these activities while making routine traffic stops, he added. Original Article Sheriff's posse to patrol desert May. 3, 2006 12:00 AM Maricopa County Sheriff Joe Arpaio announced Tuesday that 100 deputies and volunteer posse would begin patrolling the desert to stem the flow of undocumented immigrants into the county. Deputies and posse members would patrol county roadways and desert areas looking for suspicious activity, such as human trafficking and drug smuggling, Arpaio said. Deputies usually uncover these activities while making routine traffic stops, he added. "The message has to get out one day that we're not going to put up with (illegal immigration)," Arpaio said. Arpaio said he hopes jailing the immigrants under a new state anti-smuggling law will help close the "revolving door" of undocumented immigrants who return to the United States after they are sent home.