Beyoncé performing in New York City on June 7, 2016
Larry Busacca/PW/WireImage For Parkwood Entertainment

Beyoncé posted an urgent message to fans on her personal website after this week's police killings of Alton Sterling and Philando Castile.

The singer, who most recently came under attack for her Super Bowl performance and "Formation" video, urged people to take a stand against police violence.

The singer also listed emails to contact local members of Congress:

To contact your Congressman or woman click here.

To voice protest for Alton Sterling, click here.

To voice protest for Philando Castile, click here.