xml.instruct! :xml, :version => "1.0" 
xml.rss :version => "2.0" do
  xml.channel do
    xml.title @bf.title
    xml.link "/xhr/event_anns/rssfeed/73999228.rss"
    
    for event_ann in @event_anns
      xml.item do
        xml.title event_ann.title
        xml.description event_ann.subtitle
          xml.description event_ann.speaker
            xml.description event_ann.host
        xml.pubDate event_ann.created_at.to_s(:rfc822)
        xml.link page_for_bulletin(event_ann)
      end
    end
  end
end