i think it's absolutely essential to recognize that stephen salida is not alone. >> the academic freedom of a tenured colleague and what's acceptable from a job candidate. >> even though much of this would be protected by academic freedom you're still not required to give someone a job if you don't think they're really going to work weg well i- well in the community. >> for now salida appears to be a professor without a classroom. ash-har quraishi, al jazeera, shachampaign, illinois. >> courtney keely reports. >> the violence doesn't allow us to go to school. that's why we're coming over here. >> whether they will be allowed to stay remains to be seen. one thing is certain. according to federal law all children in the u.s. are entitled to an education even undocumented children. and that's creating new challenges. many of these children are here alone. so finding them housing is a top concern. texas for example in karn city about 100 miles south of austin, a detention center is turned into a residence that will include a school. 30,000 children are released to family and sponsors across