A cell phone video of the encounter shows Martinez, wearing a blue Walmart vest, appearing to talk to the Customs and Border Patrol agents before authorities wrestled the 20-year-old to the ground.

Recent reports of Immigration and Customs Enforcement (ICE) agents making arrests while dressed in plain clothes—with no visible uniforms or apparent badges—have raised concerns about whether ...

Adrian Andrew Martinez's mother confirmed that her son is a U.S. citizen. A video shows agents arresting him while working at a Pico Rivera Walmart.