[WP] Custom Post Type Loop: Navigation not working

<?php

$paged = (get_query_var('paged')) ? get_query_var('paged') : 1;

$args = array(
                    'order' => 'DESC',
                    'orderby' => 'date',
                    'paged' => $paged,
                    'post_type' => 'issue',
                    'posts_per_page' => 1
                );



$the_query = new WP_Query( $args );

if ($the_query->have_posts()) :?>
    <section class="clearfix container issue-nav">
        <?php if (get_option('am_email')): ?>
            <a class="contact-email fl" href="mailto:<?php echo get_option('am_email'); ?>"><?php echo htmlentities ( get_option('am_email') , ENT_QUOTES, 'UTF-8'); ?></a>
        <?php endif ?>
            <nav class="fr">
                <?php $page = (get_query_var('paged')) ? get_query_var('paged') : 1; ?>
                <span class="page-num"><?php echo $page; ?>&nbsp;/&nbsp;<?php echo wp_count_posts('issue')->publish; ?></span>
                <span class="prev"><?php previous_posts_link('Prev', 0) ?></span>|<span class="next"><?php next_posts_link('Next', 0) ?></span>
            </nav>
    </section>
    <?php $count = 1;?>
    <ul class="cont-col clearfix masonry">
        <?php while ( $the_query->have_posts() ) : $the_query->the_post();?>
            <li class="col">
                <?php the_title();?>
            </li>
            <?php if ($count == 1) { ?>
                <li class="col">
                    <?php get_template_part('searchform', 'index');?>
                    <?php get_template_part('twitter', 'index');?>
                </li>
            <?php }?>
            <?php $count++; ?>
        <?php endwhile; ?>
    </ul>
    <div class="rule"></div>
    <section class="clearfix container issue-nav">
        <?php if (get_option('am_email')): ?>
            <a class="contact-email fl" href="mailto:<?php echo get_option('am_email'); ?>"><?php echo htmlentities ( get_option('am_email') , ENT_QUOTES, 'UTF-8'); ?></a>
        <?php endif ?>
            <nav class="fr">
                <?php $page = (get_query_var('paged')) ? get_query_var('paged') : 1; ?>
                <span class="page-num"><?php echo $page; ?>&nbsp;/&nbsp;<?php echo wp_count_posts('issue')->publish; ?></span>
                <span class="prev"><?php previous_posts_link('Prev', 0) ?></span>|<span class="next"><?php next_posts_link('Next', 0) ?></span>
            </nav>
    </section>
<?php else: ?>

<?php endif;?>

<?php wp_reset_postdata(); ?>