Recent waves of immigration of Asian Americans to largely African American neighborhoods have led to cases of severe racial tension. Acts of large-scale violence against Asian American students by their black classmates have been reported in multiple cities.CNN: "Racial violence spurred Asian students to take a stand" By Sarah Hoye October 22, 2010</ref> In October 2008, 30 black students chased and attacked 5 Asian students at South Philadelphia High School, and a similar attack on Asian students occurred at the same school one year later, prompting a protest by Asian students in response.