A Paramount man has agreed to plead guilty to a federal charge alleging he threw pieces of cinderblock and injured a Border Patrol officer when a protest against immigration enforcement turned into a riot in June, according to court papers obtained Monday.Jacob Terrazas, 30, will enter his plea on a date to be determined to simple assault on a federal officer, a Class-A misdemeanor carrying a possible sentence of up to a year behind bars, his plea agreement states. Terrazas was initially charged in Los Angeles federal court with a felony count of assault on a federal officer making physical...