During the 2008 United States presidential election, Muñoz became notable for publicly defending Joe Wurzelbacher, and also for campaigning with Sarah Palin.
[2] Muñoz is a member of the Virginia state Board of Housing and Community Development,[3] and has a conservative Latino radio show.
[8] Muñoz hosts "America Eres Tu", an hour-long Spanish language radio show that is broadcast on Saturday afternoons.
[11] In 2010, Muñoz considered challenging Corey Stewart, the Chairman of the Prince William Board of County Supervisors, in the Republican primary.
[18] Five days before the election, Muñoz appeared on Fox News' Hannity & Colmes, accusing the media of "hiding the truth about" Obama.
Three GOP representatives, one each from Stafford, Prince William and Fairfax counties, voted Saturday to hold an Aug. 23 primary to find a challenger for Democratic Sen. Linda "Toddy" Puller, who has held the seat since 1999.