Chicago man arrested in connection with thwarted UFC attack at White House

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A Chicago man was arrested in connection with an alleged plot to attack the White House during President Donald Trump’s June 14 UFC event, according to federal prosecutors.

Alexander Mercado, 20, allegedly administered a Signal group chat used to plan the attack and later deleted evidence after speaking with the FBI. He was charged with obstruction of justice, which carries a maximum sentence of 20 years in prison if convicted. Mercado is scheduled to make his initial appearance on Friday afternoon in the Northern District of Illinois.

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