the fbi, which the fbi director has already raised and concerned about these students. a lot of them are in laboratories. they're doing state of the art research. they believe it's okay to go back to china with the equipment, the materials, the patents that they got as graduate students, and there's a lot of success stories where they've done this. but the other goal is what i would call the soft underbelly of our academic establishment, that they need visas to have access to china, so it's been very well understood for at least 20 years, if you say the right things about china, have you no problem getting your visa for research into the chinese social security system or whatever you want to study. if you start criticizing china or praising the dalai lama or advocating arms sales to taiwan, you won't get a visa and look back to your academic