front-page.php

<?php

/**
 * Featured Posts 
 * Display 5 posts from the "featured posts" category, published in the
 * last 2 weeks, sorted by share count. 
 */
function ea_featured_posts() {
  
  $loop = get_transient( 'ea_featured_posts' );
  if( false === $loop ) {
 
	  $loop = new WP_Query( array(
	    'posts_per_page'		=> 5,
	    'category_name'		=> 'featured-posts',
	    'orderby'			=> 'meta_value_num',
	    'meta_key'			=> 'shared_counts_total',
	    'order'			=> 'DESC',
	    'date_query'		=> array( array( 'after' => '2 weeks ago' ) )
	  ) );

	  set_transient( 'ea_featured_posts', $loop, DAY_IN_SECONDS );

  }
 
  // ...
}
add_action( 'genesis_before_loop', 'ea_featured_posts' );

// Build the page 
genesis();