Fulbright cites security concerns as reason visas were withdrawn . Three Palestinians students were among Three who had earlier had visas pulled . Sari Bashi , who advocates freedom of movement for Palestinians , says their access to education is restricted . Israel reportedly acts to prevent the students from leaving Israel . Advocacy group says Palestinian need more access to higher education .
Fulbright cites security concerns as reason visas were withdrawn . Three Palestinians students were among Three who had earlier had visas pulled . Israel reportedly acts to prevent the students from leaving Israel . Advocacy group says Palestinian need more access to higher education .