posts not showing

<?php get_header(); ?>

   <section class="two-column row no-max pad">
      <div class="small-12 columns">
        <div class="row">
          <!-- Primary Column -->
          <div class="small-12 medium-7 medium-offset-1 medium-push-4 columns">
            <div class="primary">

                <?php if ( have_posts() ) : while ( have_posts() ) : the_post(); ?>

                    <article <?php post_class('post'); ?>>
                        <h1><a href="s<?php the_permalink(); ?>"><?php the_title(); ?></a></h1>
                        <h2><?php echo strip_tags(get_the_excerpt() ); ?></h2>
                        <ul class="post-meta no-bullet">
                          <li class="author">   
                              <span class="wpt-avatar small">
                                <?php echo get_avatar( get_the_author_meta( 'ID' ), 24); ?>
                              </span>
                              by <?php the_author_posts_link(); ?>
                          </li>
                          <li class="cat">in <?php the_category( ', ' ); ?></li>
                          <li class="date">on <?php the_time( 'F j, Y'); ?></li>
                        </ul>
                        <?php if( get_the_post_thumbnail() ) : ?>
                        <div class="img-container">
                          <?php the_post_thumbnail('large'); ?>
                        </div>
                        <?php endif; ?>
                    </article>    

                <?php endwhile; else : ?>

                    <p><?php _e( 'Sorry, no pages found' ); ?></p>

                <?php endif; ?>

            </div>
          </div>

          <!-- Secondary Column -->
          <div class="small-12 medium-4 medium-pull-8 columns">
            <div class="secondary">
                <h2 class="module-heading">Sidebar</h2>
            </div>
        </div>
    </div>
</section>

<?php get_footer(); ?>