to sendat, funding humans back to the moon. ♪ susan: you have spent your professional career as a historiantudying u.s. immigration. many americans look to the statue of liberty's famous poem that says "give me your tired, your poor, your huddled masses thening to breathe free" as embodiment of the way we think about this country and immigration. as you look at history, does it track with the reality of how we have treated immigrants? dr. kraut: the history of immigration in the u.s. doesn't track at all with emma lazarus's wonderful quotation. it has been a love-hate relationship. in the 19th century, there was a popular immigrant saying, "america beckons but americans accurate as is more to how our relationship with immigration has been in the united states. a great irony is that emma 1883,s wrote the poem in and one year before, in 1882, the u.s. past the chinese chinesen law, excluding laborers from coming to the u.s. in the years after that, increasingly restrictive legislation was passed. we want immigrants to calm, we beckon them with opportunity to skilled, as semiskilled, unskilled