Anyone can post videos, songs or lyrics to www.donatuvoz.com as part of the six-month contest. The site has already received videos from artists from Mexico, Brazil and Colombia and the United States. The winning entries will be professionally recorded.
Knight Foundation supports the group's Impunity Project, which strives to combat violence against journalists in the Americas. So far this year, 28 journalists have been killed in the Americas - 10 alone in Mexico.