If we had competent journalists instead of the lowest common denominator types that are on the payroll of news organizations, the wording would be as follows as opposed to the original sentence.
“The BLM defused the standoff,which it had caused.”
original...The BLM defused the standoff, citing safety concerns
Someone, the decision maker, was not prepared to get blood on their hands...They hoped for the people to back off, instead, the opposite happened...