The sudden crush prompted opponents of President Joe Biden to call for better border security.
The group of mostly Venezuelan nationals, attempted to cross a bridge connecting Ciudad Juarez with El Paso, Texas.
The migrants broke through Mexican security but were stopped by barbed wire and US border agents in riot gear.
“We all ran, and they put a fence with barbed wire around us,” said Jackson Solis, a 23-year-old Venezuelan who went to the bridge on Sunday. “They threw tear gas at us.”
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