Wordpress WP_Query

/* This is a WP_Query example */
<h2 class="caps">Market News</h2>
<aside class="market-news">

<?php     $posts_query = new WP_Query(array('cat'=>'29','orderby'=> 'date', 'posts_per_page'   => 3, 'order' => 'DESC'));
                while ($posts_query->have_posts()) :
                    $posts_query->the_post();
                    $image_id = get_post_thumbnail_id();
                    $image_url = wp_get_attachment_image_src($image_id,'home-img', true); 
           ?>
    <img class="img-responsive" src="<?php echo aq_resize($image_url[0],350,107,true); ?>"/>
    <div class="textBlock">
        <a href="<?php echo the_permalink(); ?>" title=""><h3><?php echo the_title(); ?></h3></a>
        <p><?php echo get_the_excerpt(); ?></p>
        <a class="underline" href="<?php echo the_permalink(); ?>" title="">Read More</a>
    </div>
    <?php endwhile; ?>
</aside>