Democratic Rep. George Miller added an amendment to the "Generations Invigorating Volunteerism and Education" Act (HR1388) that would prevent volunteers from engaging in a wide range of activities otherwise allowed under the First Amendment. Details on that here. The activities include "[o]rganizing or engaging in protests, petitions, boycotts, or strikes" and religious and political activities....
... John Dingell, James Oberstar, George Miller, Louise Slaughter, Bob Filner, Silvestre Reyes, Solomon Ortiz, Zoe Lofgren, Sheila Jackson Lee, Susan Davis, Raul Grijalva, and Yvette Clarke.