The latest research into the link between germs and mental illness -- and what we all need to know.
President Bush and Mexican President Vicente Fox talked about opening up the border between the two countries to allow greater movement of migrant workers. A panel discusses the pros and cons of proposed changes in the laws governing the employment of migrant workers.
- Mark Krikorian executive director of the Center for Immigration Studies
- Stephen Cohen senior fellow of foreign policy and the 21st Century Defense Initiative, Brookings Institution.
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