get posts from category name

     <?php
//query_posts('category_name=Key Individuals&orderby=menu_order&order=ASC');
query_posts('category_name=blog-3');
//query_posts('category_name=blog&order=DESC');
if ( have_posts() ) while ( have_posts() ) : the_post(); ?>

<div class="post" id="post-<?php the_ID(); ?>" <?php post_class(); ?>>


<div class="entry-content">
                    <div class="dmo-contain">
                    <div class="dmo-img">
<?php
//This must be in one loop

if(has_post_thumbnail()) {
the_post_thumbnail();
                                                           
}?>

</div>
                    <div class="dmo-txt">
                    <?php if ( is_front_page() ) { ?>
<h2 class="entry-title"><?php the_title(); ?></h2>
<?php } else { ?>
<h1 class="entry-title"><?php the_title(); ?></h1>
<?php } ?>
<?php the_excerpt(); ?>
                        </div>
<?php //wp_link_pages( array( 'before' => '<div class="page-link">' . __( 'Pages:', 'twentyten' ), 'after' => '</div>' ) ); ?>
<?php //edit_post_link( __( 'Edit', 'twentyten' ), '<span class="edit-link">', '</span>' ); ?>
                        </div>
</div><!-- .entry-content -->
</div><!-- #post-## -->

<?php //( '', true ); ?>

<?php endwhile; ?>