Co-founder Alicia Garza recently stressed on MSNBC that BLM has never called for the murder for police officers, only for them to be "accountable, transparent and responsible."

“If you look at the Black Lives Matter movement, one of the most disturbing things is more than one of their protests have embraced rabid rhetoric, rabid anti-police language, literally suggesting and embracing and celebrating the murder of police officers,” Ted Cruz said.