<?php if (is_home()) {
        $the_post       = get_post(2);
        $headline       = $headline->post_title;
        $subhead        = $headline->post_content;
} elseif (is_single()) {
        $headline       = the_title();
        $subhead        = the_content();
} elseif (is_search()) {
        $headline       = "here is the headline for search";
        $subhead        = "here is the subhead for search";
}

$headline       = "here is the default headline";
$subhead        = "here is the default subhead";
 ?>

<header class="row">
        <div class="headline"><?php echo $headline; ?></div>
        <hr>
        <div class="subhead"><?php echo $subhead; ?></div>
</header>