Mexico: Video Raises Questions on Photojournalist's Murder

Mexican authorities released video footage showing three as yet unidentified suspects leaving the building where five people were killed last Friday including photojournalist Ruben Espinosa and activist Nadia Vera. Many are asking if there is footage of them entering the building and note that more information is still needed before any conclusions are drawn. Activists, journalists, and family members of the victims demand that all lines of investigation be actively pursued. Clayton Conn reports from Mexico City. teleSUR