Patrick Crusius is the man being accused of shooting dead 20 people in a Texas mall shooting.
The 21-year-old is was taken into custody accused of opening fire at a Walmart in El Paso, Texas on Saturday morning.
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Texas Governor Greg Abbott has confirmed 20 are dead but that number may rise as 26 victims remain in hospital.
Abbott revealed the shooting at a Walmart was "one of the deadliest days in Texas history".
Crusius was taken into custody "without incident" two hours after the shooting began.
Walmart said in a statement: "We're in shock over the tragic events at Cielo Vista Mall ... We're praying for the victims, the community and our associates, as well as the first responders."