<aside>
  <div class="sidebar">
    <h2>Recent Posts</h2>
    <ol>
      <% blog.articles[0...5].each do |article| %>
        <li><%= link_to article.title, article %> <span><%= article.date.strftime('%b %e') %></span></li>
      <% end %>
    </ol>
  </div>

  <div class="sidebar">
    <h2>Tags</h2>
    <ol>
      <% blog.tags.each do |tag, articles| %>
        <li><%= link_to "#{tag} (#{articles.size})", tag_path(tag) %></li>
      <% end %>
    </ol>
  </div>

  <div class="sidebar">
    <h2>By Year</h2>
    <ol>
      <% blog.articles.group_by {|a| a.date.year }.each do |year, articles| %>
        <li><%= link_to "#{year} (#{articles.size})", blog_year_path(year) %></li>
      <% end %>
    </ol>
  </div>
</aside>

<aside>
  <div class="sidebar">
    <h2>Our Ministry</h2>
    <ol>
      <li><%= link_to 'Euro Team Outreach', 'http://euroteamoutreach.org', target: :_blank %></li>
      <li><%= link_to 'Bible First', 'http://getbiblefirst.com', target: :_blank %></li>
      <li><%= link_to 'Carpathian Mountain Outreach', 'http://cmoproject.org', target: :_blank %></li>
    </ol>
  </div>

  <div class="sidebar">
    <h2>Recent Posts</h2>
    <ol>
      <% blog.articles[0...5].each do |article| %>
        <li><%= link_to article.title, article %> <span><%= article.date.strftime('%b %e') %></span></li>
      <% end %>
    </ol>
  </div>

  <div class="sidebar">
    <h2>Tags</h2>
    <ol>
      <% blog.tags.each do |tag, articles| %>
        <li><%= link_to "#{tag} (#{articles.size})", tag_path(tag) %></li>
      <% end %>
    </ol>
  </div>

  <div class="sidebar">
    <h2>By Year</h2>
    <ol>
      <% blog.articles.group_by {|a| a.date.year }.each do |year, articles| %>
        <li><%= link_to "#{year} (#{articles.size})", blog_year_path(year) %></li>
      <% end %>
    </ol>
  </div>
</aside>

Add links to ETO sites in sidebar
Add links to ETO sites in sidebar
