What is the fine-grained topic of the following text: Loretta Van Pelt, of the Twin Cities Coalition for Justice 4 Jamar and Super Bowl Anti-Racist Anti-Corporation Coalition (SAAC) welcomed protest participants and underscored the need to resist the epidemic of police violence. Only return the topic.
Protest against police violence led by Twin Cities Coalition for Justice 4 Jamar and Super Bowl Anti-Racist Anti-Corporation Coalition