TAMPA, Fla. (AP) — Several groups, primarily labor organizations and those supporting President Barack Obama’s economic and health-care stands, plan to demonstrate outside the Republican National Convention in the coming days. They include:

— AFL-CIO. The largest federation of labor unions in the United States, it is planning a massive canvassing effort this fall in all 50 states to turn out voters for Obama. It urges visitors to its website to “spread the word about Romney/Ryan’s harmful agenda for working families.”