Many immigrants feel solidarity with the Black Lives Movement and want to participate in ongoing national marches. (AP Photo/Matt York, File)PHOENIX Among the thousands who march each day in support of the Black Lives Matter movement are immigrants and their advocates. According to a report by the Toms Rivera Center completed shortly after the unrest, immigration authorities took advantage of the riots to find unauthorized immigrants. There were reports of not just immigration authorities pulling people aside, but of Los Angeles police sending people they'd detained straight over to them. He said the issue of police brutality against black people resonates with immigrants because theyre often subjected to or fear aggressive tactics by immigration authorities.