premise: "It wasn't a major planned operation," Cox said. "We've got some felony warrants to serve and we're going to serve them."
  Around 120 residents of nearby properties have been asked by police to leave their homes. Those who sought to return Tuesday were barred by a police roadblock across the only street into the community.
  "It's for their personal safety," Cox said.
  The Red Cross has set up a shelter for residents in a gym at Fort Davis, and members of the Texas National Guard have set up tents to shield law enforcement officials and their equipment -- which now includes two armored vehicles -- from the blinding Texas sun.
   What could be expected to happen after residents leave their homes?
hypothesis: going to serve them