NEW: Federal agents have arrested a Honduran migrant in LA for allegedly registering to vote and falsely claiming to be a U.S. citizen. Authorities say Darwin

NEW: Federal agents have arrested a Honduran migrant in LA for allegedly registering to vote and falsely claiming to be a U.S. citizen. Authorities say Darwin Jonathan Rivera Flores is legally in the country, but is not a citizen and therefore cannot legally vote in federal elections. Investigator…