A major new study has found that most people in the United States are not in favor of detaining sick, undocumented immigrants who reach interior border checkpoints, but do support detention after medical treatment is complete. A major new study has found that most people in the United States are not in favor of detaining sick, undocumented immigrants who reach interior border checkpoints, but do support detention after medical treatment is complete. Political science Phys.org – latest science and technology news stories