The suspect was identified as Nasire Best, 21, of Dundalk, Maryland.
Austin Tucker Martin rarely, if ever, talked about politics, seemed afraid of guns, and came from a family of Trump supporters, according to a cousin.
The man who authorities said breached the perimeter of Mar-a-Lago, wielding a shotgun and a gas canister, had never shown an appetite for deadly weapons nor shown much interest in politics, according to his cousin.
The 26-year-old suspect allegedly damaged the victim's car and four windows at the house, according to the arrest report.
Agents from Homeland Security Investigations found an additional 200,000 SIM cards at a location in New Jersey, law enforcement sources told ABC News.
Secret Service agents believe they have cracked a plot that could have crippled the telecommunications network -- and law enforcement functions -- in the nation's largest city as more than 150 world leaders descend this week on New York, officials said on Tuesday.